diff --git a/packages/preview2-shim/CHANGELOG.md b/packages/preview2-shim/CHANGELOG.md
index a24c01745..d38eb466b 100644
--- a/packages/preview2-shim/CHANGELOG.md
+++ b/packages/preview2-shim/CHANGELOG.md
@@ -1,5 +1,15 @@
 # Changelog
 
+## [0.18.1] - 2026-06-01
+
+### 🐛 Bug Fixes
+
+- _(p2-shim)_ coerce browser file read bounds to numbers
+
+### ⚙️ Miscellaneous Tasks
+
+- _(p2-shim)_ add helper function for coercing read args by @vados-cosmonic in #1574
+
 ## [0.18.0] - 2026-05-22
 
 ### 🚀 Features
diff --git a/packages/preview2-shim/package.json b/packages/preview2-shim/package.json
index 234234d18..12d863616 100644
--- a/packages/preview2-shim/package.json
+++ b/packages/preview2-shim/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@bytecodealliance/preview2-shim",
-  "version": "0.18.0",
+  "version": "0.18.1",
   "description": "WASI Preview2 shim for JS environments",
   "homepage": "https://github.com/bytecodealliance/jco#readme",
   "bugs": {