diff --git a/tests/gem_wait.c b/tests/gem_wait.c
index 67317ddf..958bf93f 100644
--- a/tests/gem_wait.c
+++ b/tests/gem_wait.c
@@ -215,7 +215,7 @@ static void render_timeout(int fd)
 	intel_batchbuffer_flush(batch);
 
 	igt_assert_eq(gem_bo_wait_timeout(fd, dst2->handle, &negative_timeout), 0);
-	igt_assert_eq(negative_timeout, 0);
+	igt_assert_eq(negative_timeout, -1); /* infinity always remains */
 	igt_assert(gem_bo_busy(fd, dst2->handle) == false);
 
 	if (do_signals)