diff --git a/src/lib/generateRules.js b/src/lib/generateRules.js
index 25d261423..e4b286b69 100644
--- a/src/lib/generateRules.js
+++ b/src/lib/generateRules.js
@@ -412,7 +412,7 @@ function isParsableNode(node) {
   let isParsable = true
 
   node.walkDecls((decl) => {
-    if (!isParsableCssValue(decl.name, decl.value)) {
+    if (!isParsableCssValue(decl.prop, decl.value)) {
       isParsable = false
       return false
     }