diff --git a/build/builder_test.go b/build/builder_test.go
index 250847fc..fa057585 100644
--- a/build/builder_test.go
+++ b/build/builder_test.go
@@ -134,6 +134,7 @@ func TestFlags(t *testing.T) {
 	ignored := []cmp.Option{
 		// depends on $PATH setting.
 		cmpopts.IgnoreFields(Options{}, "CTagsPath"),
+		cmpopts.IgnoreFields(Options{}, "ScipCTagsPath"),
 		cmpopts.IgnoreFields(Options{}, "changedOrRemovedFiles"),
 		cmpopts.IgnoreFields(zoekt.Repository{}, "priority"),
 	}