diff --git a/packages/css/src/ahocorasick.d.ts b/packages/css/src/ahocorasick.d.ts
deleted file mode 100644
index 8e556eb77..000000000
--- a/packages/css/src/ahocorasick.d.ts
+++ /dev/null
@@ -1,7 +0,0 @@
-declare module 'ahocorasick' {
-  export default class Ahocorasick {
-    constructor(searchTerms: Array<string>);
-
-    search(input: string): Array<[endIndex: number, matches: Array<string>]>;
-  }
-}