diff --git a/dwm-stat/status.c b/dwm-stat/status.c
index bce3cbb..9be2f86 100644
--- a/dwm-stat/status.c
+++ b/dwm-stat/status.c
@@ -57,6 +57,7 @@ ram_usage(void)
 	double total = info.totalram / 1000000000.;
 
 	snprintf(buf, sizeof(buf), "%.2f G/ %.1f G", used, total);
+	pclose(res);
 	return buf;
 }