diff --git a/lib/CHANGELOG.md b/lib/CHANGELOG.md
index e685e58..5b22ec0 100644
--- a/lib/CHANGELOG.md
+++ b/lib/CHANGELOG.md
@@ -1,5 +1,11 @@
 # esbuild-plugin-react18
 
+## 0.2.3
+
+### Patch Changes
+
+- Use negative lookbehind to avoid renaming css variables
+
 ## 0.2.2
 
 ### Patch Changes
diff --git a/lib/package.json b/lib/package.json
index 6b335e1..c1dc724 100644
--- a/lib/package.json
+++ b/lib/package.json
@@ -2,7 +2,7 @@
   "name": "esbuild-plugin-react18",
   "author": "Mayank Kumar Chaudhari <https://mayank-chaudhari.vercel.app>",
   "private": false,
-  "version": "0.2.2",
+  "version": "0.2.3",
   "description": "Unlock the Potential of React Server Components! Harness the power of an ESBuild plugin designed for crafting libraries compatible with RSC (React18 Server Components).",
   "license": "MPL-2.0",
   "main": "./dist/index.js",
diff --git a/lib/src/index.ts b/lib/src/index.ts
index 38f46c3..5cc1768 100644
--- a/lib/src/index.ts
+++ b/lib/src/index.ts
@@ -173,7 +173,7 @@ function onEndCallBack(result: BuildResult, options: React18PluginOptions, write
             const v1 = jsxMatches[index]
               .replace(regExp2replace2GetVar, "")
               .replace(regExp2replace2GetVar0, "");
-            txt = txt.replace(new RegExp(`\\b${v1}\\b`, "g"), importVarName);
+            txt = txt.replace(new RegExp(`(?<!--)\\b${v1}\\b`, "g"), importVarName);
           }
         }
       }