diff --git a/test/unit/rb.c b/test/unit/rb.c
index 2509a6dd..a594fb71 100644
--- a/test/unit/rb.c
+++ b/test/unit/rb.c
@@ -349,7 +349,7 @@ TEST_END
 
 int
 main(void) {
-	return test(
+	return test_no_reentrancy(
 	    test_rb_empty,
 	    test_rb_random);
 }