diff --git a/src/bfu/leds.c b/src/bfu/leds.c
index 93c8d1e6..8e2af658 100644
--- a/src/bfu/leds.c
+++ b/src/bfu/leds.c
@@ -224,7 +224,7 @@ draw_show_mem(struct session *ses, int xpos, int ypos, struct color_pair *color)
 	int i;
 	int length;
 	char *pos;
-	size_t ret = 0;
+	long ret = 0;
 
 	f = fopen("/proc/meminfo", "r");