diff --git a/src/runner.c b/src/runner.c
index 8c84b1e..e8f7a0d 100644
--- a/src/runner.c
+++ b/src/runner.c
@@ -223,7 +223,7 @@ int criterion_run_all_tests(void) {
     unset_runner_process();
 
     if (res == -1) // if this is the test worker terminating
-        _Exit(0);
+        exit(0);
 
     return criterion_options.always_succeed || res;
 }