diff --git a/bin/tests/system/rsabigexponent/bigkey.c b/bin/tests/system/rsabigexponent/bigkey.c
index 0b8c17df1f..9136a330cb 100644
--- a/bin/tests/system/rsabigexponent/bigkey.c
+++ b/bin/tests/system/rsabigexponent/bigkey.c
@@ -108,7 +108,7 @@ main(int argc, char **argv) {
 		exit(1);
 	}
 
-	exit(0);
+	return(0);
 }
 #else
 #include <openssl/err.h>