diff --git a/CHANGELOG.md b/CHANGELOG.md
index ef22f290..10c17150 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 2.0.3
+### Bug fixes
+- fix: css var polyfill
+
 ## 2.0.2
 
 ### Bug fixes
diff --git a/src/polyfill.js b/src/polyfill.js
index 551499b7..d2418a27 100644
--- a/src/polyfill.js
+++ b/src/polyfill.js
@@ -14,14 +14,17 @@ export function cssVars () {
     if (block.nodeName === 'STYLE') {
       replaceVar(block)
     } else if (block.nodeName === 'LINK') {
-      load(block.getAttribute('href'))
-        .then(res => {
-          const style = document.createElement('style')
+      const href = block.getAttribute('href')
 
-          style.innerHTML = res
-          document.head.appendChild(style)
-          replaceVar(style)
-        })
+      if (/\.css$/.test(href)) return
+
+      load(href).then(res => {
+        const style = document.createElement('style')
+
+        style.innerHTML = res
+        document.head.appendChild(style)
+        replaceVar(style)
+      })
     }
   })
 }