diff --git a/tests/modetest/modetest.c b/tests/modetest/modetest.c
index c1e89f31..2899deb4 100644
--- a/tests/modetest/modetest.c
+++ b/tests/modetest/modetest.c
@@ -2150,6 +2150,7 @@ int main(int argc, char **argv)
 	}
 
 	free_resources(dev.resources);
+	drmClose(dev.fd);
 
 	return 0;
 }