diff --git a/Cargo.lock b/Cargo.lock
index 9175b986..cf9a63c5 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -36,12 +36,6 @@ dependencies = [
  "wasm-bindgen",
 ]
 
-[[package]]
-name = "futures"
-version = "0.1.31"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3a471a38ef8ed83cd6e40aa59c1ffe17db6855c18e3604d9c4ed8c08ebc28678"
-
 [[package]]
 name = "futures"
 version = "0.3.13"
@@ -97,8 +91,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ea405816a5139fb39af82c2beb921d52143f556038378d6db21183a5c37fbfb7"
 dependencies = [
  "proc-macro-hack",
- "proc-macro2 1.0.24",
- "quote 1.0.9",
+ "proc-macro2",
+ "quote",
  "syn",
 ]
 
@@ -237,31 +231,13 @@ version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bc881b2c22681370c6a780e47af9840ef841837bc98118431d4e1868bd0c1086"
 
-[[package]]
-name = "proc-macro2"
-version = "0.4.30"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cf3d2011ab5c909338f7887f4fc896d35932e29146c12c8d01da6b22a80ba759"
-dependencies = [
- "unicode-xid 0.1.0",
-]
-
 [[package]]
 name = "proc-macro2"
 version = "1.0.24"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1e0704ee1a7e00d7bb417d0770ea303c1bccbabf0ef1667dae92b5967f5f8a71"
 dependencies = [
- "unicode-xid 0.2.1",
-]
-
-[[package]]
-name = "quote"
-version = "0.6.13"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6ce23b6b870e8f94f81fb0a363d65d86675884b34a09043c81e5562f11c1f8e1"
-dependencies = [
- "proc-macro2 0.4.30",
+ "unicode-xid",
 ]
 
 [[package]]
@@ -270,7 +246,7 @@ version = "1.0.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c3d0b9745dc2debf507c8422de05d7226cc1f0644216dfdfead988f9b1ab32a7"
 dependencies = [
- "proc-macro2 1.0.24",
+ "proc-macro2",
 ]
 
 [[package]]
@@ -289,7 +265,7 @@ dependencies = [
  "console_error_panic_hook",
  "js-sys",
  "wasm-bindgen",
- "wasm-bindgen-futures 0.4.21",
+ "wasm-bindgen-futures",
  "wasm-bindgen-test",
  "wasm-timer",
  "web-sys",
@@ -325,17 +301,11 @@ version = "1.0.62"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "123a78a3596b24fee53a6464ce52d8ecbf62241e6294c7e7fe12086cd161f512"
 dependencies = [
- "proc-macro2 1.0.24",
- "quote 1.0.9",
- "unicode-xid 0.2.1",
+ "proc-macro2",
+ "quote",
+ "unicode-xid",
 ]
 
-[[package]]
-name = "unicode-xid"
-version = "0.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fc72304796d0818e357ead4e000d19c9c174ab23dc11093ac919054d20a6a7fc"
-
 [[package]]
 name = "unicode-xid"
 version = "0.2.1"
@@ -361,25 +331,12 @@ dependencies = [
  "bumpalo",
  "lazy_static",
  "log",
- "proc-macro2 1.0.24",
- "quote 1.0.9",
+ "proc-macro2",
+ "quote",
  "syn",
  "wasm-bindgen-shared",
 ]
 
-[[package]]
-name = "wasm-bindgen-futures"
-version = "0.3.27"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "83420b37346c311b9ed822af41ec2e82839bfe99867ec6c54e2da43b7538771c"
-dependencies = [
- "cfg-if 0.1.10",
- "futures 0.1.31",
- "js-sys",
- "wasm-bindgen",
- "web-sys",
-]
-
 [[package]]
 name = "wasm-bindgen-futures"
 version = "0.4.21"
@@ -398,7 +355,7 @@ version = "0.2.71"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e5ac38da8ef716661f0f36c0d8320b89028efe10c7c0afde65baffb496ce0d3b"
 dependencies = [
- "quote 1.0.9",
+ "quote",
  "wasm-bindgen-macro-support",
 ]
 
@@ -408,8 +365,8 @@ version = "0.2.71"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cc053ec74d454df287b9374ee8abb36ffd5acb95ba87da3ba5b7d3fe20eb401e"
 dependencies = [
- "proc-macro2 1.0.24",
- "quote 1.0.9",
+ "proc-macro2",
+ "quote",
  "syn",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
@@ -423,27 +380,26 @@ checksum = "7d6f8ec44822dd71f5f221a5847fb34acd9060535c1211b70a05844c0f6383b1"
 
 [[package]]
 name = "wasm-bindgen-test"
-version = "0.2.50"
+version = "0.3.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a2d9693b63a742d481c7f80587e057920e568317b2806988c59cd71618bc26c1"
+checksum = "2ea9e4f0050d5498a160e6b9d278a9699598e445b51dacd05598da55114c801a"
 dependencies = [
  "console_error_panic_hook",
- "futures 0.1.31",
  "js-sys",
  "scoped-tls",
  "wasm-bindgen",
- "wasm-bindgen-futures 0.3.27",
+ "wasm-bindgen-futures",
  "wasm-bindgen-test-macro",
 ]
 
 [[package]]
 name = "wasm-bindgen-test-macro"
-version = "0.2.50"
+version = "0.3.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0789dac148a8840bbcf9efe13905463b733fa96543bfbf263790535c11af7ba5"
+checksum = "43f40402f495d92df6cdd0d329e7cc2580c8f99bcd74faff0e468923a764b7d4"
 dependencies = [
- "proc-macro2 0.4.30",
- "quote 0.6.13",
+ "proc-macro2",
+ "quote",
 ]
 
 [[package]]
@@ -452,12 +408,12 @@ version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "be0ecb0db480561e9a7642b5d3e4187c128914e58aa84330b9493e3eb68c5e7f"
 dependencies = [
- "futures 0.3.13",
+ "futures",
  "js-sys",
  "parking_lot",
  "pin-utils",
  "wasm-bindgen",
- "wasm-bindgen-futures 0.4.21",
+ "wasm-bindgen-futures",
  "web-sys",
 ]
 
diff --git a/Cargo.toml b/Cargo.toml
index be404e25..c0f94cb2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -14,7 +14,7 @@ web-sys = {version="*",features = [
 console_error_panic_hook = "*"
 
 [dev-dependencies]
-wasm-bindgen-test = "0.2"
+wasm-bindgen-test = "0.3"
 
 [lib]
 crate-type = ["cdylib", "rlib"]