diff --git a/.changeset/tender-actors-yawn.md b/.changeset/tender-actors-yawn.md
new file mode 100644
index 000000000..045c53fbd
--- /dev/null
+++ b/.changeset/tender-actors-yawn.md
@@ -0,0 +1,5 @@
+---
+'@linaria/utils': patch
+---
+
+Fix for "Property key of ClassMethod expected to be" (fixes #1030)
diff --git a/packages/utils/src/scopeHelpers.ts b/packages/utils/src/scopeHelpers.ts
index 04e598129..e07d8c208 100644
--- a/packages/utils/src/scopeHelpers.ts
+++ b/packages/utils/src/scopeHelpers.ts
@@ -141,7 +141,8 @@ export function findParentForDelete(path: NodePath): NodePath | null {
 
   if (
     parent.isFunctionExpression({ body: path.node }) ||
-    parent.isObjectMethod()
+    parent.isObjectMethod() ||
+    parent.isClassMethod()
   ) {
     return findParentForDelete(parent);
   }