diff --git a/src/lib/extract/extractTransform.ts b/src/lib/extract/extractTransform.ts
index ab6ccdc9..c254eb80 100644
--- a/src/lib/extract/extractTransform.ts
+++ b/src/lib/extract/extractTransform.ts
@@ -1,5 +1,4 @@
 import { append, appendTransform, identity, reset, toArray } from '../Matrix2D';
-// @ts-ignore
 import { parse } from './transform';
 import { NumberProp, TransformedProps, TransformProps } from './types';
 
diff --git a/src/lib/extract/transform.d.ts b/src/lib/extract/transform.d.ts
new file mode 100644
index 00000000..496c3d97
--- /dev/null
+++ b/src/lib/extract/transform.d.ts
@@ -0,0 +1 @@
+export function parse(transform: string, options?: object): number[];