diff --git a/tests/test_lib.c b/tests/test_lib.c
index 026428f21..aaacdff65 100755
--- a/tests/test_lib.c
+++ b/tests/test_lib.c
@@ -189,6 +189,8 @@ int git_testsuite_run(git_testsuite *ts)
 			putchar('F');
 		} else
 			putchar('.');
+
+		fflush(stdout);
 	}
 	printf("\n  ");
 	print_details(ts);