diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 3a52db26d13..3b445f2801a 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,4 +1,4 @@
 {
   ".": "0.18.0",
-  "acvm-repo": "0.30.0"
+  "acvm-repo": "0.31.0"
 }
\ No newline at end of file
diff --git a/Cargo.lock b/Cargo.lock
index 4f9f964181c..ac89f4b0a49 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4,7 +4,7 @@ version = 3
 
 [[package]]
 name = "acir"
-version = "0.30.0"
+version = "0.31.0"
 dependencies = [
  "acir_field",
  "bincode",
@@ -22,7 +22,7 @@ dependencies = [
 
 [[package]]
 name = "acir_field"
-version = "0.30.0"
+version = "0.31.0"
 dependencies = [
  "ark-bls12-381",
  "ark-bn254",
@@ -36,7 +36,7 @@ dependencies = [
 
 [[package]]
 name = "acvm"
-version = "0.30.0"
+version = "0.31.0"
 dependencies = [
  "acir",
  "acvm_blackbox_solver",
@@ -53,7 +53,7 @@ dependencies = [
 
 [[package]]
 name = "acvm_blackbox_solver"
-version = "0.30.0"
+version = "0.31.0"
 dependencies = [
  "acir",
  "blake2",
@@ -66,7 +66,7 @@ dependencies = [
 
 [[package]]
 name = "acvm_js"
-version = "0.30.0"
+version = "0.31.0"
 dependencies = [
  "acvm",
  "barretenberg_blackbox_solver",
@@ -87,7 +87,7 @@ dependencies = [
 
 [[package]]
 name = "acvm_stdlib"
-version = "0.30.0"
+version = "0.31.0"
 dependencies = [
  "acir",
 ]
@@ -449,7 +449,7 @@ dependencies = [
 
 [[package]]
 name = "barretenberg_blackbox_solver"
-version = "0.30.0"
+version = "0.31.0"
 dependencies = [
  "acir",
  "acvm_blackbox_solver",
@@ -573,7 +573,7 @@ dependencies = [
 
 [[package]]
 name = "brillig"
-version = "0.30.0"
+version = "0.31.0"
 dependencies = [
  "acir_field",
  "serde",
@@ -581,7 +581,7 @@ dependencies = [
 
 [[package]]
 name = "brillig_vm"
-version = "0.30.0"
+version = "0.31.0"
 dependencies = [
  "acir",
  "acvm_blackbox_solver",
diff --git a/acvm-repo/CHANGELOG.md b/acvm-repo/CHANGELOG.md
index b187addf7b7..b13221710b3 100644
--- a/acvm-repo/CHANGELOG.md
+++ b/acvm-repo/CHANGELOG.md
@@ -5,6 +5,45 @@ 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).
 
+## [0.31.0](https://github.com/noir-lang/noir/compare/v0.30.0...v0.31.0) (2023-10-25)
+
+
+### ⚠ BREAKING CHANGES
+
+* expose pedersen hash in acir and bb solver ([#3269](https://github.com/noir-lang/noir/issues/3269))
+* Switch to new pedersen implementation ([#3151](https://github.com/noir-lang/noir/issues/3151))
+* Pass ACIR to ACVM by reference rather than passing ownership ([#2872](https://github.com/noir-lang/noir/issues/2872))
+* **wasm:** improve and simplify wasm compiler interface ([#2976](https://github.com/noir-lang/noir/issues/2976))
+* Maintain shape of foreign call arguments ([#2935](https://github.com/noir-lang/noir/issues/2935))
+
+### Features
+
+* **acvm_js:** Export black box solver functions ([#2812](https://github.com/noir-lang/noir/issues/2812)) ([da8a98e](https://github.com/noir-lang/noir/commit/da8a98ed312fe69cb0bdb8f9d0a70ee7a981398f))
+* **acvm:** Separate ACVM optimizations and transformations ([#2979](https://github.com/noir-lang/noir/issues/2979)) ([5865d1a](https://github.com/noir-lang/noir/commit/5865d1a1bca16e1853663c71f893ff81fa3f7185))
+* Add ACIR serializer C++ codegen ([#2961](https://github.com/noir-lang/noir/issues/2961)) ([7556982](https://github.com/noir-lang/noir/commit/7556982dbebe25eaa17240abbe270b771b55de45))
+* Add conditional compilation of methods based on the underlying field being used  ([#3045](https://github.com/noir-lang/noir/issues/3045)) ([2e008e2](https://github.com/noir-lang/noir/commit/2e008e2438795bbc41b0641e830378b76bf2e194))
+* Expose pedersen hash in acir and bb solver ([#3269](https://github.com/noir-lang/noir/issues/3269)) ([0108b6c](https://github.com/noir-lang/noir/commit/0108b6c1e8dc0dfc766ab3c4944deae9354dec36))
+* Implement euclidean division and signed division in terms of `AcirVar`s ([#3230](https://github.com/noir-lang/noir/issues/3230)) ([b8b7782](https://github.com/noir-lang/noir/commit/b8b77825410c0e1f95549259a51e2c40de1ec342))
+* Maintain shape of foreign call arguments ([#2935](https://github.com/noir-lang/noir/issues/2935)) ([f7869e6](https://github.com/noir-lang/noir/commit/f7869e6fb492b617e776e538ac4babfa56261d26))
+* Pass ACIR to ACVM by reference rather than passing ownership ([#2872](https://github.com/noir-lang/noir/issues/2872)) ([b3a9c34](https://github.com/noir-lang/noir/commit/b3a9c343993ce3207de62106bda6cb2b2ef3de50))
+* Pass brillig bytecode to VM by reference ([#3030](https://github.com/noir-lang/noir/issues/3030)) ([4ee290b](https://github.com/noir-lang/noir/commit/4ee290b8b6f75bc1974a5750248570eeca8d244e))
+* Replace boolean range constraints with arithmetic opcodes ([#3234](https://github.com/noir-lang/noir/issues/3234)) ([949222c](https://github.com/noir-lang/noir/commit/949222c20d9e65152e3814d02da1c4c41ffc23a5))
+* Save Brillig execution state in ACVM ([#3026](https://github.com/noir-lang/noir/issues/3026)) ([88682da](https://github.com/noir-lang/noir/commit/88682da87ffc9e26da5c9e4b5a4d8e62a6ee43c6))
+* Solve `fixed_base_scalar_mul` black box functions in rust ([#3153](https://github.com/noir-lang/noir/issues/3153)) ([1c1afbc](https://github.com/noir-lang/noir/commit/1c1afbcddf0b5fdb39f00ad28ae90caf699d1265))
+* Switch to new pedersen implementation ([#3151](https://github.com/noir-lang/noir/issues/3151)) ([35fb3f7](https://github.com/noir-lang/noir/commit/35fb3f7076d52db7ca3bef0a70a3dbccaf82f58d))
+* **wasm:** Improve and simplify wasm compiler interface ([#2976](https://github.com/noir-lang/noir/issues/2976)) ([1b5124b](https://github.com/noir-lang/noir/commit/1b5124bc74f7ac5360db04b34d1b7b2284061fd3))
+
+
+### Bug Fixes
+
+* ACIR optimizer should update assertion messages ([#3010](https://github.com/noir-lang/noir/issues/3010)) ([758b6b6](https://github.com/noir-lang/noir/commit/758b6b62918907c1a39f3090a77419003551745e))
+* **acvm:** Return false rather than panicking on invalid ECDSA signatures ([#2783](https://github.com/noir-lang/noir/issues/2783)) ([155abc0](https://github.com/noir-lang/noir/commit/155abc0d99fff41c79163c16bf297d41e5dff0fa))
+* Determinism of fallback transformer ([#3100](https://github.com/noir-lang/noir/issues/3100)) ([12daad1](https://github.com/noir-lang/noir/commit/12daad19c902caf5ee9e2eb4b6847bde5a924353))
+* Fix method `program_counter`, change method signature ([#3012](https://github.com/noir-lang/noir/issues/3012)) ([5ea522b](https://github.com/noir-lang/noir/commit/5ea522b840ca0f6f90d02ca00f0de32f515d450f))
+* Minor problems with `aztec` publishing ([#3095](https://github.com/noir-lang/noir/issues/3095)) ([0fc8f20](https://github.com/noir-lang/noir/commit/0fc8f20b8b87d033d27ce18db039399c17f81837))
+* Prevent duplicated assert message transformation ([#3038](https://github.com/noir-lang/noir/issues/3038)) ([082a6d0](https://github.com/noir-lang/noir/commit/082a6d02dad67a25692bed15c340a16a848a320e))
+* Return error rather than panicking on unreadable circuits ([#3179](https://github.com/noir-lang/noir/issues/3179)) ([d4f61d3](https://github.com/noir-lang/noir/commit/d4f61d3d51d515e40a5fd02d35315889f841bf53))
+
 ## [0.30.0](https://github.com/noir-lang/noir/compare/v0.29.0...v0.30.0) (2023-10-25)
 
 
diff --git a/acvm-repo/acir/Cargo.toml b/acvm-repo/acir/Cargo.toml
index af6429a3a3d..b50497674a7 100644
--- a/acvm-repo/acir/Cargo.toml
+++ b/acvm-repo/acir/Cargo.toml
@@ -2,7 +2,7 @@
 name = "acir"
 description = "ACIR is the IR that the VM processes, it is analogous to LLVM IR"
 # x-release-please-start-version
-version = "0.30.0"
+version = "0.31.0"
 # x-release-please-end
 authors.workspace = true
 edition.workspace = true
diff --git a/acvm-repo/acir_field/Cargo.toml b/acvm-repo/acir_field/Cargo.toml
index 22ec76ff764..2fc54e01ce7 100644
--- a/acvm-repo/acir_field/Cargo.toml
+++ b/acvm-repo/acir_field/Cargo.toml
@@ -2,7 +2,7 @@
 name = "acir_field"
 description = "The field implementation being used by ACIR."
 # x-release-please-start-version
-version = "0.30.0"
+version = "0.31.0"
 # x-release-please-end
 authors.workspace = true
 edition.workspace = true
diff --git a/acvm-repo/acvm/Cargo.toml b/acvm-repo/acvm/Cargo.toml
index d52d39e1285..5238bc60e7e 100644
--- a/acvm-repo/acvm/Cargo.toml
+++ b/acvm-repo/acvm/Cargo.toml
@@ -2,7 +2,7 @@
 name = "acvm"
 description = "The virtual machine that processes ACIR given a backend/proof system."
 # x-release-please-start-version
-version = "0.30.0"
+version = "0.31.0"
 # x-release-please-end
 authors.workspace = true
 edition.workspace = true
diff --git a/acvm-repo/acvm_js/Cargo.toml b/acvm-repo/acvm_js/Cargo.toml
index b63b0b7be6e..128ce44fabe 100644
--- a/acvm-repo/acvm_js/Cargo.toml
+++ b/acvm-repo/acvm_js/Cargo.toml
@@ -2,7 +2,7 @@
 name = "acvm_js"
 description = "Typescript wrapper around the ACVM allowing execution of ACIR code"
 # x-release-please-start-version
-version = "0.30.0"
+version = "0.31.0"
 # x-release-please-end
 authors.workspace = true
 edition.workspace = true
diff --git a/acvm-repo/acvm_js/package.json b/acvm-repo/acvm_js/package.json
index 4947fee5ad8..daa53ba5e81 100644
--- a/acvm-repo/acvm_js/package.json
+++ b/acvm-repo/acvm_js/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@noir-lang/acvm_js",
-  "version": "0.30.0",
+  "version": "0.31.0",
   "repository": {
     "type": "git",
     "url": "https://github.com/noir-lang/acvm.git"
diff --git a/acvm-repo/barretenberg_blackbox_solver/Cargo.toml b/acvm-repo/barretenberg_blackbox_solver/Cargo.toml
index c189c11cd10..9a0edaccd05 100644
--- a/acvm-repo/barretenberg_blackbox_solver/Cargo.toml
+++ b/acvm-repo/barretenberg_blackbox_solver/Cargo.toml
@@ -2,7 +2,7 @@
 name = "barretenberg_blackbox_solver"
 description = "A wrapper around a barretenberg WASM binary to execute black box functions for which there is no rust implementation"
 # x-release-please-start-version
-version = "0.30.0"
+version = "0.31.0"
 # x-release-please-end
 authors.workspace = true
 edition.workspace = true
diff --git a/acvm-repo/blackbox_solver/Cargo.toml b/acvm-repo/blackbox_solver/Cargo.toml
index f1a0444e014..f4217c75592 100644
--- a/acvm-repo/blackbox_solver/Cargo.toml
+++ b/acvm-repo/blackbox_solver/Cargo.toml
@@ -2,7 +2,7 @@
 name = "acvm_blackbox_solver"
 description = "A solver for the blackbox functions found in ACIR and Brillig"
 # x-release-please-start-version
-version = "0.30.0"
+version = "0.31.0"
 # x-release-please-end
 authors.workspace = true
 edition.workspace = true
diff --git a/acvm-repo/brillig/Cargo.toml b/acvm-repo/brillig/Cargo.toml
index 7a2592d6d32..81a88d50fe7 100644
--- a/acvm-repo/brillig/Cargo.toml
+++ b/acvm-repo/brillig/Cargo.toml
@@ -2,7 +2,7 @@
 name = "brillig"
 description = "Brillig is the bytecode ACIR uses for non-determinism."
 # x-release-please-start-version
-version = "0.30.0"
+version = "0.31.0"
 # x-release-please-end
 authors.workspace = true
 edition.workspace = true
diff --git a/acvm-repo/brillig_vm/Cargo.toml b/acvm-repo/brillig_vm/Cargo.toml
index ac826585b5c..442d027e547 100644
--- a/acvm-repo/brillig_vm/Cargo.toml
+++ b/acvm-repo/brillig_vm/Cargo.toml
@@ -2,7 +2,7 @@
 name = "brillig_vm"
 description = "The virtual machine that processes Brillig bytecode, used to introduce non-determinism to the ACVM"
 # x-release-please-start-version
-version = "0.30.0"
+version = "0.31.0"
 # x-release-please-end
 authors.workspace = true
 edition.workspace = true
diff --git a/acvm-repo/stdlib/Cargo.toml b/acvm-repo/stdlib/Cargo.toml
index daba0fe9bba..e876492b1d0 100644
--- a/acvm-repo/stdlib/Cargo.toml
+++ b/acvm-repo/stdlib/Cargo.toml
@@ -2,7 +2,7 @@
 name = "acvm_stdlib"
 description = "The ACVM standard library."
 # x-release-please-start-version
-version = "0.30.0"
+version = "0.31.0"
 # x-release-please-end
 authors.workspace = true
 edition.workspace = true