diff --git a/tests/unit_tests/example_test/test.c b/tests/unit_tests/example_test/test.c
index bc3fdc17c..ea31b884d 100644
--- a/tests/unit_tests/example_test/test.c
+++ b/tests/unit_tests/example_test/test.c
@@ -38,6 +38,7 @@ int_test_success(void **state)
     assert_int_equal(*answer, 42);
 }
 
+__attribute__((unused))
 static void
 failing_test(void **state)
 {