diff --git a/pkg/engine/mutation/patches_test.go b/pkg/engine/mutation/patches_test.go
index 60ee4d2835..825a5723cb 100644
--- a/pkg/engine/mutation/patches_test.go
+++ b/pkg/engine/mutation/patches_test.go
@@ -116,3 +116,24 @@ func TestProcessPatches_RemovePathDoesntExist_NotEmptyResult(t *testing.T) {
 	assert.Assert(t, len(patchesBytes) == 1)
 	assertEqStringAndData(t, `{"path":"/metadata/labels/label2","op":"add","value":"label2Value"}`, patchesBytes[0])
 }
+
+func assertEqDataImpl(t *testing.T, expected, actual []byte, formatModifier string) {
+	if len(expected) != len(actual) {
+		t.Errorf("len(expected) != len(actual): %d != %d\n1:"+formatModifier+"\n2:"+formatModifier, len(expected), len(actual), expected, actual)
+		return
+	}
+
+	for idx, val := range actual {
+		if val != expected[idx] {
+			t.Errorf("Slices not equal at index %d:\n1:"+formatModifier+"\n2:"+formatModifier, idx, expected, actual)
+		}
+	}
+}
+
+func assertEqData(t *testing.T, expected, actual []byte) {
+	assertEqDataImpl(t, expected, actual, "%x")
+}
+
+func assertEqStringAndData(t *testing.T, str string, data []byte) {
+	assertEqDataImpl(t, []byte(str), data, "%s")
+}
diff --git a/pkg/engine/mutation/utils_test.go b/pkg/engine/mutation/utils_test.go
deleted file mode 100644
index f8473ae287..0000000000
--- a/pkg/engine/mutation/utils_test.go
+++ /dev/null
@@ -1,26 +0,0 @@
-package mutation
-
-import (
-	"testing"
-)
-
-func assertEqDataImpl(t *testing.T, expected, actual []byte, formatModifier string) {
-	if len(expected) != len(actual) {
-		t.Errorf("len(expected) != len(actual): %d != %d\n1:"+formatModifier+"\n2:"+formatModifier, len(expected), len(actual), expected, actual)
-		return
-	}
-
-	for idx, val := range actual {
-		if val != expected[idx] {
-			t.Errorf("Slices not equal at index %d:\n1:"+formatModifier+"\n2:"+formatModifier, idx, expected, actual)
-		}
-	}
-}
-
-func assertEqData(t *testing.T, expected, actual []byte) {
-	assertEqDataImpl(t, expected, actual, "%x")
-}
-
-func assertEqStringAndData(t *testing.T, str string, data []byte) {
-	assertEqDataImpl(t, []byte(str), data, "%s")
-}