diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2ace8d2..a5358ca 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [3.1.1](https://github.com/napi-rs/json-escape-simd/compare/json-escape-simd-v3.1.0...json-escape-simd-v3.1.1) - 2026-07-09
+
+### Fixed
+
+- *(simd)* correct big-endian bitmask in scalar v128 fallback ([#88](https://github.com/napi-rs/json-escape-simd/pull/88))
+
 ## [3.1.0](https://github.com/napi-rs/json-escape-simd/compare/json-escape-simd-v3.0.2...json-escape-simd-v3.1.0) - 2026-07-01
 
 ### Added
diff --git a/Cargo.lock b/Cargo.lock
index 8c15135..2cdd42e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -375,7 +375,7 @@ dependencies = [
 
 [[package]]
 name = "json-escape-simd"
-version = "3.1.0"
+version = "3.1.1"
 dependencies = [
  "criterion2",
  "glob",
diff --git a/Cargo.toml b/Cargo.toml
index 912f707..1d2df4e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -3,7 +3,7 @@ members = ["cpu-features"]
 
 [package]
 name = "json-escape-simd"
-version = "3.1.0"
+version = "3.1.1"
 edition = "2024"
 rust-version = "1.85.0"
 include = ["src/**/*.rs"]