diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 8a3d59ee9..64d98760d 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1 +1 @@
-{".":"0.9.0","acir":"0.9.0","acir_field":"0.9.0","acvm":"0.9.0","stdlib":"0.9.0"}
+{".":"0.9.1","acir":"0.9.1","acir_field":"0.9.1","acvm":"0.9.1","stdlib":"0.9.1"}
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4f4b09100..41d841a43 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,13 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [0.9.1](https://github.com/noir-lang/acvm/compare/root-v0.9.0...root-v0.9.1) (2023-04-18)
+
+
+### Features
+
+* implement `FieldElement::from<bool>()` ([#203](https://github.com/noir-lang/acvm/issues/203)) ([476cfa2](https://github.com/noir-lang/acvm/commit/476cfa247fddb515c64c2801c6868357c9375294))
+
 ## [0.9.0](https://github.com/noir-lang/acvm/compare/root-v0.8.1...root-v0.9.0) (2023-04-07)
 
 
diff --git a/Cargo.toml b/Cargo.toml
index 943f4cdd8..6ca355cd2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -9,9 +9,9 @@ license = "MIT"
 rust-version = "1.66"
 
 [workspace.dependencies]
-acir = { version = "0.9.0", path = "acir" }
-acir_field = { version = "0.9.0", path = "acir_field" }
-stdlib = { package = "acvm_stdlib", version = "0.9.0", path = "stdlib" }
+acir = { version = "0.9.1", path = "acir" }
+acir_field = { version = "0.9.1", path = "acir_field" }
+stdlib = { package = "acvm_stdlib", version = "0.9.1", path = "stdlib" }
 
 hex = "0.4.2"
 num-bigint = "0.4"
diff --git a/acir/CHANGELOG.md b/acir/CHANGELOG.md
index 1cbec65e1..d9d5e6d0d 100644
--- a/acir/CHANGELOG.md
+++ b/acir/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [0.9.1](https://github.com/noir-lang/acvm/compare/acir-v0.9.0...acir-v0.9.1) (2023-04-18)
+
+
+### Miscellaneous Chores
+
+* **acir:** Synchronize undefined versions
+
 ## [0.9.0](https://github.com/noir-lang/acvm/compare/acir-v0.8.1...acir-v0.9.0) (2023-04-07)
 
 
diff --git a/acir/Cargo.toml b/acir/Cargo.toml
index 5ebbd9336..1ff703071 100644
--- a/acir/Cargo.toml
+++ b/acir/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "acir"
 description = "ACIR is the IR that the VM processes, it is analogous to LLVM IR"
-version = "0.9.0"
+version = "0.9.1"
 authors.workspace = true
 edition.workspace = true
 license.workspace = true
diff --git a/acir_field/CHANGELOG.md b/acir_field/CHANGELOG.md
index 477ccb4ed..0f0491f92 100644
--- a/acir_field/CHANGELOG.md
+++ b/acir_field/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [0.9.1](https://github.com/noir-lang/acvm/compare/acir_field-v0.9.0...acir_field-v0.9.1) (2023-04-18)
+
+
+### Features
+
+* implement `FieldElement::from<bool>()` ([#203](https://github.com/noir-lang/acvm/issues/203)) ([476cfa2](https://github.com/noir-lang/acvm/commit/476cfa247fddb515c64c2801c6868357c9375294))
+
 ## [0.9.0](https://github.com/noir-lang/acvm/compare/acir_field-v0.8.1...acir_field-v0.9.0) (2023-04-07)
 
 
diff --git a/acir_field/Cargo.toml b/acir_field/Cargo.toml
index 2dae43790..231e3a912 100644
--- a/acir_field/Cargo.toml
+++ b/acir_field/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "acir_field"
 description = "The field implementation being used by ACIR."
-version = "0.9.0"
+version = "0.9.1"
 authors.workspace = true
 edition.workspace = true
 license.workspace = true
diff --git a/acvm/CHANGELOG.md b/acvm/CHANGELOG.md
index 10d878f8f..78b7a0aab 100644
--- a/acvm/CHANGELOG.md
+++ b/acvm/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [0.9.1](https://github.com/noir-lang/acvm/compare/acvm-v0.9.0...acvm-v0.9.1) (2023-04-18)
+
+
+### Miscellaneous Chores
+
+* **acvm:** Synchronize undefined versions
+
 ## [0.9.0](https://github.com/noir-lang/acvm/compare/acvm-v0.8.1...acvm-v0.9.0) (2023-04-07)
 
 
diff --git a/acvm/Cargo.toml b/acvm/Cargo.toml
index 49ba23cce..e112ace3b 100644
--- a/acvm/Cargo.toml
+++ b/acvm/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "acvm"
 description = "The virtual machine that processes ACIR given a backend/proof system."
-version = "0.9.0"
+version = "0.9.1"
 authors.workspace = true
 edition.workspace = true
 license.workspace = true
diff --git a/stdlib/CHANGELOG.md b/stdlib/CHANGELOG.md
index 97291bbbe..785f86416 100644
--- a/stdlib/CHANGELOG.md
+++ b/stdlib/CHANGELOG.md
@@ -1,5 +1,19 @@
 # Changelog
 
+## [0.9.1](https://github.com/noir-lang/acvm/compare/acvm_stdlib-v0.9.0...acvm_stdlib-v0.9.1) (2023-04-18)
+
+
+### Miscellaneous Chores
+
+* **acvm_stdlib:** Synchronize undefined versions
+
+
+### Dependencies
+
+* The following workspace dependencies were updated
+  * dependencies
+    * acir bumped from 0.9.0 to 0.9.1
+
 ## [0.9.0](https://github.com/noir-lang/acvm/compare/acvm_stdlib-v0.8.1...acvm_stdlib-v0.9.0) (2023-04-07)
 
 
diff --git a/stdlib/Cargo.toml b/stdlib/Cargo.toml
index 13d0cd1f4..087acc965 100644
--- a/stdlib/Cargo.toml
+++ b/stdlib/Cargo.toml
@@ -1,10 +1,10 @@
 [package]
 name = "acvm_stdlib"
-version = "0.9.0"
+version = "0.9.1"
 edition = "2021"
 license = "MIT"
 description = "The ACVM standard library."
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-acir = { version = "0.9.0", path = "../acir", features = ["bn254"] }
+acir = { version = "0.9.1", path = "../acir", features = ["bn254"] }