diff --git a/dlls/ucrtbase/tests/thread.c b/dlls/ucrtbase/tests/thread.c
index 512d2158b66..8fffbffb38e 100644
--- a/dlls/ucrtbase/tests/thread.c
+++ b/dlls/ucrtbase/tests/thread.c
@@ -176,7 +176,7 @@ START_TEST(thread)
     test_thread_library_reference(thread_dll, use_beginthreadex, thread_exit_endthreadex);
 
     ret = DeleteFileA(thread_dll);
-    ok(ret, "Failed to remove the test dll, err: %u", GetLastError());
+    ok(ret, "Failed to remove the test dll, err: %u\n", GetLastError());
 
     test_thread_invalid_params();
 }