diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8c549b53b8..dd7ee92a5d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,10 +2,12 @@
 
 ## Unreleased Changes
 
-- [high level summary]
+> [TODO: high level summary]
 
 ### FEATURES
 
+- Update to `tendermint-rs` v0.19.0 ([#798])
+
 - [ibc]
   - Added handler(s) for sending packets ([#695]) and for recv. and ack. packets ([#736])
 
@@ -89,20 +91,21 @@
 [#761]: https://github.com/informalsystems/ibc-rs/issues/761
 [#772]: https://github.com/informalsystems/ibc-rs/issues/772
 [#770]: https://github.com/informalsystems/ibc-rs/issues/770
+[#798]: https://github.com/informalsystems/ibc-rs/issues/798
 
 
 ## v0.1.1
 *February 17, 2021*
 
 This release brings a quick fix for a problem with a dependency of crate
-`ibc-relayer`, which causes build & installation issues. Many thanks to 
+`ibc-relayer`, which causes build & installation issues. Many thanks to
 @Fraccaman for bringing this problem to our attention! ([#672])
 
 
 Additionally, this release also introduces initial implementation for most of
 ICS 004 handlers, and several bug fixes and improvements, e.g., refactored
 some CLI code, refactored the Height type in the IBC Events, and a bug fix
-involving packet acks in a 3-chain setup. More details below. 
+involving packet acks in a 3-chain setup. More details below.
 
 ### FEATURES
 - [ibc-relayer]
diff --git a/Cargo.lock b/Cargo.lock
index f3bc82bdd4..d300bc4ee9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -96,9 +96,9 @@ dependencies = [
 
 [[package]]
 name = "anyhow"
-version = "1.0.38"
+version = "1.0.40"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "afddf7f520a80dbf76e6f50a35bca42a2331ef227a28b3b6dc5c2e2338d114b1"
+checksum = "28b2cd92db5cbd74e8e5028f7e27dd7aa3090e89e4f2a197cc7c8dfb69c7063b"
 
 [[package]]
 name = "arrayvec"
@@ -229,12 +229,12 @@ checksum = "cf1de2fe8c75bc145a2f577add951f8134889b4795d47466a54a5c846d691693"
 
 [[package]]
 name = "bitvec"
-version = "0.18.4"
+version = "0.18.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1d2838fdd79e8776dbe07a106c784b0f8dda571a21b2750a092cc4cbaa653c8e"
+checksum = "98fcd36dda4e17b7d7abc64cb549bf0201f4ab71e00700c798ca7e62ed3761fa"
 dependencies = [
  "funty",
- "radium 0.4.1",
+ "radium 0.3.0",
  "wyz",
 ]
 
@@ -267,9 +267,9 @@ checksum = "63396b8a4b9de3f4fdfb320ab6080762242f66a8ef174c49d8e19b674db4cdbe"
 
 [[package]]
 name = "byteorder"
-version = "1.4.2"
+version = "1.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ae44d1a3d5a19df61dd0c8beb138458ac2a53a7ac09eba97d55592540004306b"
+checksum = "14c189c53d098945499cdfa7ecc63567cf3886b3332b312a5b4585d8d3a6a610"
 
 [[package]]
 name = "bytes"
@@ -360,9 +360,9 @@ dependencies = [
 
 [[package]]
 name = "const-oid"
-version = "0.4.4"
+version = "0.4.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "78be6f41573684a3c8818457240a855189aceff6482944eb361b520017766968"
+checksum = "9f6b64db6932c7e49332728e3a6bd82c6b7e16016607d20923b537c3bc4c0d5f"
 
 [[package]]
 name = "contracts"
@@ -375,6 +375,12 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "convert_case"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6245d59a3e82a7fc217c5828a6692dbc6dfb63a0c8c90495621f7b9d79704a0e"
+
 [[package]]
 name = "core-foundation"
 version = "0.9.1"
@@ -549,10 +555,11 @@ dependencies = [
 
 [[package]]
 name = "derive_more"
-version = "0.99.11"
+version = "0.99.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "41cb0e6161ad61ed084a36ba71fbba9e3ac5aee3606fb607fe08da6acbcf3d8c"
+checksum = "f82b1b72f1263f214c0f823371768776c4f5841b942c9883aa8e5ec584fd0ba6"
 dependencies = [
+ "convert_case",
  "proc-macro2",
  "quote",
  "syn",
@@ -663,7 +670,7 @@ version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f2db227e61a43a34915680bdda462ec0e212095518020a88a1f91acd16092c39"
 dependencies = [
- "bitvec 0.18.4",
+ "bitvec 0.18.5",
  "digest",
  "ff",
  "funty",
@@ -681,7 +688,7 @@ version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "01646e077d4ebda82b73f1bca002ea1e91561a77df2431a9e79729bcc31950ef"
 dependencies = [
- "bitvec 0.18.4",
+ "bitvec 0.18.5",
  "rand_core 0.5.1",
  "subtle",
 ]
@@ -934,9 +941,9 @@ dependencies = [
 
 [[package]]
 name = "h2"
-version = "0.3.1"
+version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d832b01df74254fe364568d6ddc294443f61cbec82816b60904303af87efae78"
+checksum = "fc018e188373e2777d0ef2467ebff62a08e66c3f5857b23c8fbec3018210dc00"
 dependencies = [
  "bytes",
  "fnv",
@@ -1055,12 +1062,13 @@ dependencies = [
 
 [[package]]
 name = "http-body"
-version = "0.4.0"
+version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2861bd27ee074e5ee891e8b539837a9430012e249d7f0ca2d795650f579c1994"
+checksum = "5dfb77c123b4e2f72a2069aeae0b4b4949cc7e966df277813fc16347e7549737"
 dependencies = [
  "bytes",
  "http",
+ "pin-project-lite",
 ]
 
 [[package]]
@@ -1093,9 +1101,9 @@ dependencies = [
 
 [[package]]
 name = "hyper"
-version = "0.14.4"
+version = "0.14.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e8e946c2b1349055e0b72ae281b238baf1a3ea7307c7e9f9d64673bdd9c26ac7"
+checksum = "8bf09f61b52cfcf4c00de50df88ae423d6c02354e385a86341133b5338630ad1"
 dependencies = [
  "bytes",
  "futures-channel",
@@ -1303,9 +1311,9 @@ dependencies = [
 
 [[package]]
 name = "indexmap"
-version = "1.6.1"
+version = "1.6.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4fb1fa934250de4de8aef298d81c729a7d33d8c239daa3a7575e6b92bfc7313b"
+checksum = "824845a0bf897a9042383849b02c1bc219c2383772efcd5c6f9766fa4b81aef3"
 dependencies = [
  "autocfg",
  "hashbrown",
@@ -1395,15 +1403,15 @@ dependencies = [
 
 [[package]]
 name = "libc"
-version = "0.2.87"
+version = "0.2.93"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "265d751d31d6780a3f956bb5b8022feba2d94eeee5a84ba64f4212eedca42213"
+checksum = "9385f66bf6105b241aa65a61cb923ef20efc665cb9f9bb50ac2f0c4b7f378d41"
 
 [[package]]
 name = "lock_api"
-version = "0.4.2"
+version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dd96ffd135b2fd7b973ac026d28085defbe8983df057ced3eb4f2130b0831312"
+checksum = "5a3c91c24eae6777794bb1997ad98bbb87daf92890acab859f7eaa4320333176"
 dependencies = [
  "scopeguard",
 ]
@@ -1446,9 +1454,9 @@ checksum = "0ee1c47aaa256ecabcaea351eae4a9b01ef39ed810004e298d2511ed284b1525"
 
 [[package]]
 name = "memoffset"
-version = "0.6.1"
+version = "0.6.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "157b4208e3059a8f9e78d559edc658e13df41410cb3ae03979c83130067fdd87"
+checksum = "f83fb6581e8ed1f85fd45c116db8405483899489e38406156c25eb743554361d"
 dependencies = [
  "autocfg",
 ]
@@ -1471,9 +1479,9 @@ dependencies = [
 
 [[package]]
 name = "mio"
-version = "0.7.9"
+version = "0.7.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a5dede4e2065b3842b8b0af444119f3aa331cc7cc2dd20388bfb0f5d5a38823a"
+checksum = "cf80d3e903b34e0bd7282b218398aec54e082c840d9baf8339e0080a0c542956"
 dependencies = [
  "libc",
  "log",
@@ -1484,11 +1492,10 @@ dependencies = [
 
 [[package]]
 name = "miow"
-version = "0.3.6"
+version = "0.3.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5a33c1b55807fbed163481b5ba66db4b2fa6cde694a5027be10fb724206c5897"
+checksum = "b9f1c5b025cda876f66ef43a113f91ebc9f4ccef34843000e0adf6ebbab84e21"
 dependencies = [
- "socket2",
  "winapi",
 ]
 
@@ -1689,30 +1696,6 @@ dependencies = [
  "crypto-mac 0.8.0",
 ]
 
-[[package]]
-name = "peg"
-version = "0.6.3"
-source = "git+https://github.com/kevinmehall/rust-peg.git?rev=ba6019539b2cf80289190cbb9537c94113b6b7d1#ba6019539b2cf80289190cbb9537c94113b6b7d1"
-dependencies = [
- "peg-macros",
- "peg-runtime",
-]
-
-[[package]]
-name = "peg-macros"
-version = "0.6.3"
-source = "git+https://github.com/kevinmehall/rust-peg.git?rev=ba6019539b2cf80289190cbb9537c94113b6b7d1#ba6019539b2cf80289190cbb9537c94113b6b7d1"
-dependencies = [
- "peg-runtime",
- "proc-macro2",
- "quote",
-]
-
-[[package]]
-name = "peg-runtime"
-version = "0.6.3"
-source = "git+https://github.com/kevinmehall/rust-peg.git?rev=ba6019539b2cf80289190cbb9537c94113b6b7d1#ba6019539b2cf80289190cbb9537c94113b6b7d1"
-
 [[package]]
 name = "percent-encoding"
 version = "2.1.0"
@@ -1721,18 +1704,18 @@ checksum = "d4fd5641d01c8f18a23da7b6fe29298ff4b55afcccdf78973b24cf3175fee32e"
 
 [[package]]
 name = "pin-project"
-version = "1.0.5"
+version = "1.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "96fa8ebb90271c4477f144354485b8068bd8f6b78b428b01ba892ca26caf0b63"
+checksum = "bc174859768806e91ae575187ada95c91a29e96a98dc5d2cd9a1fed039501ba6"
 dependencies = [
  "pin-project-internal",
 ]
 
 [[package]]
 name = "pin-project-internal"
-version = "1.0.5"
+version = "1.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "758669ae3558c6f74bd2a18b41f7ac0b5a195aea6639d6a9b5e5d1ad5ba24c0b"
+checksum = "a490329918e856ed1b083f244e3bfe2d8c4f336407e4ea9e1a9f479ff09049e5"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1741,9 +1724,9 @@ dependencies = [
 
 [[package]]
 name = "pin-project-lite"
-version = "0.2.4"
+version = "0.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "439697af366c49a6d0a010c56a0d97685bc140ce0d377b13a2ea2aa42d64a827"
+checksum = "dc0e1f259c92177c30a4c9d177246edd0a3568b25756a977d0632cf8fa37e905"
 
 [[package]]
 name = "pin-utils"
@@ -1810,9 +1793,9 @@ checksum = "bc881b2c22681370c6a780e47af9840ef841837bc98118431d4e1868bd0c1086"
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.24"
+version = "1.0.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e0704ee1a7e00d7bb417d0770ea303c1bccbabf0ef1667dae92b5967f5f8a71"
+checksum = "a152013215dca273577e18d2bf00fa862b89b24169fb78c4c95aeb07992c9cec"
 dependencies = [
  "unicode-xid",
 ]
@@ -1861,9 +1844,9 @@ dependencies = [
 
 [[package]]
 name = "radium"
-version = "0.4.1"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "64de9a0c5361e034f1aefc9f71a86871ec870e766fe31a009734a989b329286a"
+checksum = "def50a86306165861203e7f84ecffbbdfdea79f0e51039b33de1e952358c47ac"
 
 [[package]]
 name = "radium"
@@ -1994,9 +1977,9 @@ dependencies = [
 
 [[package]]
 name = "regex-syntax"
-version = "0.6.22"
+version = "0.6.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b5eb417147ba9860a96cfe72a0b93bf88fee1744b5636ec99ab20c1aa9376581"
+checksum = "24d5f089152e60f62d28b835fbff2cd2e8dc0baf1ac13343bef92ab7eed84548"
 
 [[package]]
 name = "remove_dir_all"
@@ -2379,11 +2362,10 @@ checksum = "fe0f37c9e8f3c5a4a66ad655a93c74daac4ad00c441533bf5c6e7990bb42604e"
 
 [[package]]
 name = "socket2"
-version = "0.3.19"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "122e570113d28d773067fab24266b66753f6ea915758651696b6e35e49f88d6e"
+checksum = "9e3dfc207c526015c632472a77be09cf1b6e46866581aecae5cc38fb4235dea2"
 dependencies = [
- "cfg-if 1.0.0",
  "libc",
  "winapi",
 ]
@@ -2435,9 +2417,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "1.0.67"
+version = "1.0.68"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6498a9efc342871f91cc2d0d694c674368b4ceb40f62b65a7a08c3792935e702"
+checksum = "3ce15dd3ed8aa2f8eeac4716d6ef5ab58b6b9256db41d7e1a0224c2788e8fd87"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -2478,8 +2460,9 @@ dependencies = [
 
 [[package]]
 name = "tendermint"
-version = "0.18.1"
-source = "git+https://github.com/informalsystems/tendermint-rs?branch=master#e4eb6b927dd88f89d7bc9016f7e6517bae9b96b9"
+version = "0.19.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "831486f28e65c6f6c6f8afb067796f3c470db91a44d177224f8e6287601391b6"
 dependencies = [
  "anomaly",
  "async-trait",
@@ -2504,13 +2487,15 @@ dependencies = [
  "tendermint-proto",
  "thiserror",
  "toml",
+ "url",
  "zeroize",
 ]
 
 [[package]]
 name = "tendermint-light-client"
-version = "0.18.1"
-source = "git+https://github.com/informalsystems/tendermint-rs?branch=master#e4eb6b927dd88f89d7bc9016f7e6517bae9b96b9"
+version = "0.19.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7ed9969bedd65d67f5bdee95fcde4a8e54ba11b3eebb2bfcf24a0d8abb0e10ea"
 dependencies = [
  "anomaly",
  "contracts",
@@ -2530,8 +2515,9 @@ dependencies = [
 
 [[package]]
 name = "tendermint-proto"
-version = "0.18.1"
-source = "git+https://github.com/informalsystems/tendermint-rs?branch=master#e4eb6b927dd88f89d7bc9016f7e6517bae9b96b9"
+version = "0.19.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "32bbc1bc55f09de4d00b5d69aa6b60392ba37c5e4761d869f76065d352bd3360"
 dependencies = [
  "anomaly",
  "bytes",
@@ -2548,8 +2534,9 @@ dependencies = [
 
 [[package]]
 name = "tendermint-rpc"
-version = "0.18.1"
-source = "git+https://github.com/informalsystems/tendermint-rs?branch=master#e4eb6b927dd88f89d7bc9016f7e6517bae9b96b9"
+version = "0.19.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5379de699d14c3edcddc2d9f30ae42066942b9b88aa81b88f047e4e867680fc5"
 dependencies = [
  "async-trait",
  "async-tungstenite",
@@ -2561,7 +2548,6 @@ dependencies = [
  "hyper",
  "hyper-proxy",
  "hyper-rustls",
- "peg",
  "pin-project",
  "serde",
  "serde_bytes",
@@ -2579,8 +2565,9 @@ dependencies = [
 
 [[package]]
 name = "tendermint-testgen"
-version = "0.18.1"
-source = "git+https://github.com/informalsystems/tendermint-rs?branch=master#e4eb6b927dd88f89d7bc9016f7e6517bae9b96b9"
+version = "0.19.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8bc19930d52024c6c061071a10f92caec0cb6416067e39264c6553eb6c6147f8"
 dependencies = [
  "ed25519-dalek",
  "gumdrop 0.8.0",
@@ -2668,9 +2655,9 @@ dependencies = [
 
 [[package]]
 name = "tinyvec"
-version = "1.1.1"
+version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "317cca572a0e89c3ce0ca1f1bdc9369547fe318a683418e42ac8f59d14701023"
+checksum = "5b5220f05bb7de7f3f53c7c065e1199b3172696fe2db9f9c4d8ad9b4ee74c342"
 dependencies = [
  "tinyvec_macros",
 ]
@@ -2683,9 +2670,9 @@ checksum = "cda74da7e1a664f795bb1f8a87ec406fb89a02522cf6e50620d016add6dbbf5c"
 
 [[package]]
 name = "tokio"
-version = "1.2.0"
+version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e8190d04c665ea9e6b6a0dc45523ade572c088d2e6566244c1122671dbf4ae3a"
+checksum = "134af885d758d645f0f0505c9a8b3f9bf8a348fd822e112ab5248138348f1722"
 dependencies = [
  "autocfg",
  "bytes",
@@ -2735,9 +2722,9 @@ dependencies = [
 
 [[package]]
 name = "tokio-stream"
-version = "0.1.3"
+version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1981ad97df782ab506a1f43bf82c967326960d278acf3bf8279809648c3ff3ea"
+checksum = "e177a5d8c3bf36de9ebe6d58537d8879e964332f93fb3339e43f618c81361af0"
 dependencies = [
  "futures-core",
  "pin-project-lite",
@@ -2746,9 +2733,9 @@ dependencies = [
 
 [[package]]
 name = "tokio-util"
-version = "0.6.3"
+version = "0.6.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ebb7cb2f00c5ae8df755b252306272cd1790d39728363936e01827e11f0b017b"
+checksum = "5143d049e85af7fbc36f5454d990e62c2df705b3589f123b71f441b6b59f443f"
 dependencies = [
  "bytes",
  "futures-core",
@@ -2843,9 +2830,9 @@ dependencies = [
 
 [[package]]
 name = "tracing-attributes"
-version = "0.1.13"
+version = "0.1.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a8a9bd1db7706f2373a190b0d067146caa39350c486f3d455b0e33b431f94c07"
+checksum = "c42e6fa53307c8a17e4ccd4dc81cf5ec38db9209f59b222210375b54ee40d1e2"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -2958,15 +2945,15 @@ dependencies = [
 
 [[package]]
 name = "typenum"
-version = "1.12.0"
+version = "1.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "373c8a200f9e67a0c95e62a4f52fbf80c23b4381c05a17845531982fa99e6b33"
+checksum = "879f6906492a7cd215bfa4cf595b600146ccfac0c79bcbd1f3000162af5e8b06"
 
 [[package]]
 name = "unicode-bidi"
-version = "0.3.4"
+version = "0.3.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "49f2bd0c6468a8230e1db229cff8029217cf623c767ea5d60bfbd42729ea54d5"
+checksum = "eeb8be209bb1c96b7c177c7420d26e04eccacb0eeae6b980e35fcb74678107e0"
 dependencies = [
  "matches",
 ]
@@ -3042,9 +3029,9 @@ checksum = "f1bddf1187be692e79c5ffeab891132dfb0f236ed36a43c7ed39f1165ee20191"
 
 [[package]]
 name = "version_check"
-version = "0.9.2"
+version = "0.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b5a972e5669d67ba988ce3dc826706fb0a8b01471c088cb0b6110b805cc36aed"
+checksum = "5fecdca9a5291cc2b8dcf7dc02453fee791a280f3743cb0905f8822ae463b3fe"
 
 [[package]]
 name = "wait-timeout"
@@ -3057,9 +3044,9 @@ dependencies = [
 
 [[package]]
 name = "walkdir"
-version = "2.3.1"
+version = "2.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "777182bc735b6424e1a57516d35ed72cb8019d85c8c9bf536dccb3445c1a2f7d"
+checksum = "808cf2735cd4b6866113f648b791c6adc5714537bc222d9347bb203386ffda56"
 dependencies = [
  "same-file",
  "winapi",
@@ -3164,9 +3151,9 @@ dependencies = [
 
 [[package]]
 name = "webpki-roots"
-version = "0.21.0"
+version = "0.21.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "82015b7e0b8bad8185994674a13a93306bea76cf5a16c5a181382fd3a5ec2376"
+checksum = "aabe153544e473b775453675851ecc86863d2a81d786d741f6b76778f2a48940"
 dependencies = [
  "webpki",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index a4f43ea1a7..b78f2a0226 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,9 +11,9 @@ exclude = [
     "proto-compiler"
 ]
 
-[patch.crates-io]
- tendermint              = { git = "https://github.com/informalsystems/tendermint-rs", branch = "master" }
- tendermint-rpc          = { git = "https://github.com/informalsystems/tendermint-rs", branch = "master" }
- tendermint-proto        = { git = "https://github.com/informalsystems/tendermint-rs", branch = "master" }
- tendermint-light-client = { git = "https://github.com/informalsystems/tendermint-rs", branch = "master" }
- tendermint-testgen      = { git = "https://github.com/informalsystems/tendermint-rs", branch = "master" }
+# [patch.crates-io]
+# tendermint              = { git = "https://github.com/informalsystems/tendermint-rs", branch = "master" }
+# tendermint-rpc          = { git = "https://github.com/informalsystems/tendermint-rs", branch = "master" }
+# tendermint-proto        = { git = "https://github.com/informalsystems/tendermint-rs", branch = "master" }
+# tendermint-light-client = { git = "https://github.com/informalsystems/tendermint-rs", branch = "master" }
+# tendermint-testgen      = { git = "https://github.com/informalsystems/tendermint-rs", branch = "master" }
diff --git a/modules/Cargo.toml b/modules/Cargo.toml
index 11efad2795..33f8dd6de2 100644
--- a/modules/Cargo.toml
+++ b/modules/Cargo.toml
@@ -39,19 +39,19 @@ subtle-encoding = "0.5"
 sha2 = { version = "0.9.3", optional = true }
 
 [dependencies.tendermint]
-version = "=0.18.1"
+version = "=0.19.0"
 
 [dependencies.tendermint-proto]
-version = "=0.18.1"
+version = "=0.19.0"
 
 [dependencies.tendermint-testgen]
-version = "=0.18.1"
+version = "=0.19.0"
 optional = true
 
 [dev-dependencies]
 modelator = { git = "https://github.com/informalsystems/modelator", rev = "99f656fa8b3cf46a2aa0b6513e4e140d1778c4bd" }
-tendermint-rpc = { version = "=0.18.1", features = ["http-client", "websocket-client"] }
-tendermint-testgen = { version = "=0.18.1" } # Needed for generating (synthetic) light blocks.
+tendermint-rpc = { version = "=0.19.0", features = ["http-client", "websocket-client"] }
+tendermint-testgen = { version = "=0.19.0" } # Needed for generating (synthetic) light blocks.
 sha2 = { version = "0.9.3" }
 
 [[test]]
diff --git a/proto/Cargo.toml b/proto/Cargo.toml
index e5e34c66e8..6563477de2 100644
--- a/proto/Cargo.toml
+++ b/proto/Cargo.toml
@@ -30,4 +30,4 @@ thiserror = "1.0"
 tonic = "0.4"
 
 [dependencies.tendermint-proto]
-version = "=0.18.1"
+version = "=0.19.0"
diff --git a/relayer-cli/Cargo.toml b/relayer-cli/Cargo.toml
index 7156e87328..7cc605fbc5 100644
--- a/relayer-cli/Cargo.toml
+++ b/relayer-cli/Cargo.toml
@@ -49,17 +49,17 @@ itertools = "0.10.0"
 crossbeam-utils = "0.8.3"
 
 [dependencies.tendermint-proto]
-version = "=0.18.1"
+version = "=0.19.0"
 
 [dependencies.tendermint]
-version = "=0.18.1"
+version = "=0.19.0"
 
 [dependencies.tendermint-rpc]
-version = "=0.18.1"
+version = "=0.19.0"
 features = ["http-client", "websocket-client"]
 
 [dependencies.tendermint-light-client]
-version = "=0.18.1"
+version = "=0.19.0"
 features = ["unstable"]
 
 [dependencies.abscissa_core]
diff --git a/relayer/Cargo.toml b/relayer/Cargo.toml
index aec9ccfafd..a4d2bc1edc 100644
--- a/relayer/Cargo.toml
+++ b/relayer/Cargo.toml
@@ -56,22 +56,22 @@ dyn-clone = "1.0.3"
 funty = "=1.1.0"    # Quick fix. TODO: remove eventually: https://github.com/informalsystems/ibc-rs/issues/667.
 
 [dependencies.tendermint]
-version = "=0.18.1"
+version = "=0.19.0"
 
 [dependencies.tendermint-rpc]
-version = "=0.18.1"
+version = "=0.19.0"
 features = ["http-client", "websocket-client"]
 
 [dependencies.tendermint-light-client]
-version = "=0.18.1"
+version = "=0.19.0"
 features = ["unstable"]
 
 [dependencies.tendermint-proto]
-version = "=0.18.1"
+version = "=0.19.0"
 
 [dev-dependencies]
 serial_test = "0.5.0"
 ibc = { version = "0.1.1", path = "../modules", features = ["mocks"] }
 
 # Needed for generating (synthetic) light blocks.
-tendermint-testgen = { version = "=0.18.1" }
+tendermint-testgen = { version = "=0.19.0" }