diff --git a/src/CHANGELOG.md b/src/CHANGELOG.md
index 8367c2b0..f6927756 100755
--- a/src/CHANGELOG.md
+++ b/src/CHANGELOG.md
@@ -5,6 +5,10 @@
 ### Changed
 ### Deprecated
 ### Removed
+### Fixed
+
+## [1.3.1] 2023-07-30
+
 ### Fixed
 * Fixed `math.hash` crash when using IL2CPP builds on Arm 32 bit devices.
 
diff --git a/src/package.json b/src/package.json
index 65b75fc8..5e0509b2 100755
--- a/src/package.json
+++ b/src/package.json
@@ -1,7 +1,7 @@
 {
     "name": "com.unity.mathematics",
     "displayName": "Mathematics",
-    "version": "1.3.0",
+    "version": "1.3.1",
     "unity": "2018.3",
     "description": "Unity's C# SIMD math library providing vector types and math functions with a shader like syntax.",
     "keywords": [