diff -r d4385f35f8b0 -r ef7cab6eb131 tests/ucxtest.c
--- a/tests/ucxtest.c	Tue Dec 16 21:33:58 2025 +0100
+++ b/tests/ucxtest.c	Wed Dec 17 19:05:50 2025 +0100
@@ -57,7 +57,7 @@
 CxTestSuite *cx_test_suite_printf(void);
 CxTestSuite *cx_test_suite_mempool(void);
 
-#define break_on_failure false
+#define break_on_failure true
 #define run_tests(suite) cx_test_run_stdout(suite); success += (suite)->success; failure += (suite)->failure; \
     if (!cx_testing_allocator_verify(&testing_allocator) || (break_on_failure && failure > 0)) break;
 #define execute_test_suites(...) unsigned success = 0, failure = 0; CxTestSuite* test_suites[] = {__VA_ARGS__}; \