diff --git a/canon-docs/src/types/canon-compat.d.ts b/canon-docs/src/types/canon-compat.d.ts
deleted file mode 100644
index e99fdb6ca1..0000000000
--- a/canon-docs/src/types/canon-compat.d.ts
+++ /dev/null
@@ -1,14 +0,0 @@
-// Type compatibility fixes for Canon (React 18) components used in React 19 environment
-
-declare module 'csstype' {
-  interface Properties {
-    // Make appearance property compatible between React 18 and 19
-    appearance?:
-      | 'none'
-      | 'auto'
-      | 'textfield'
-      | 'menulist-button'
-      | 'revert-layer' // React 19 addition
-      | string; // Allow any string for forward compatibility
-  }
-}