diff --git a/packages/dm-core/src/utils/stringUtilities.test.ts b/packages/dm-core/src/utils/stringUtilities.test.ts
deleted file mode 100644
index 127fc9d46..000000000
--- a/packages/dm-core/src/utils/stringUtilities.test.ts
+++ /dev/null
@@ -1,21 +0,0 @@
-import { splitString } from './stringUtilities'
-
-test('too many hits', () => {
-  const result = splitString('a_b_c_d', '_', 1)
-  expect(result).toEqual(['a', 'b_c_d'])
-})
-
-test('exact number of hits', () => {
-  const result = splitString('a_b', '_', 1)
-  expect(result).toEqual(['a', 'b'])
-})
-
-test('missing string after split', () => {
-  const result = splitString('a_', '_', 1)
-  expect(result).toEqual(['a', ''])
-})
-
-test('too few hits', () => {
-  const result = splitString('', '_', 1)
-  expect(result).toEqual([''])
-})