diff --git a/CHANGELOG.md b/CHANGELOG.md
index fbf0348..31ea698 100755
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,12 @@
 All notable changes to this project will be documented in this file. See [commit-and-tag-version](https://github.com/absolute-version/commit-and-tag-version) for commit guidelines.
 
 
+## 11.1.1 (2026-09-07)
+
+### Bug fixes
+
+- Preserve `calc()` in a declaration when a property value reduces to a negative scalar
+
 ## 11.1.0 (2026-09-07)
 
 ### Features
diff --git a/package.json b/package.json
index 5e553e5..1c4e8ef 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "postcss-calc",
-  "version": "11.1.0",
+  "version": "11.1.1",
   "type": "module",
   "description": "PostCSS plugin to reduce calc()",
   "keywords": [