diff --git a/src/CharWidth.ts b/src/CharWidth.ts
index fd6ac55f..43cd948e 100644
--- a/src/CharWidth.ts
+++ b/src/CharWidth.ts
@@ -3,7 +3,7 @@
  * @license MIT
  */
 
-import { fill } from './core/TypedArrayUtils';
+import { fill } from './common/TypedArrayUtils';
 
 export const wcwidth = (function(opts: {nul: number, control: number}): (ucs: number) => number {
   // extracted from https://www.cl.cam.ac.uk/%7Emgk25/ucs/wcwidth.c
diff --git a/src/core/TypedArrayUtils.test.ts b/src/common/TypedArrayUtils.test.ts
similarity index 100%
rename from src/core/TypedArrayUtils.test.ts
rename to src/common/TypedArrayUtils.test.ts
diff --git a/src/core/TypedArrayUtils.ts b/src/common/TypedArrayUtils.ts
similarity index 100%
rename from src/core/TypedArrayUtils.ts
rename to src/common/TypedArrayUtils.ts