diff --git a/gui.c b/gui.c
index bd00d776..895eb3dd 100644
--- a/gui.c
+++ b/gui.c
@@ -105,7 +105,7 @@ static void guiThread(const uint16_t interval) {
 Thread *guiInit(uint16_t interval, tprio_t priority) {
 	Thread *tp = NULL;
 
-	tp = chThdCreateFromHeap(NULL, THD_WA_SIZE(10240), priority, guiThread, interval);
+	tp = chThdCreateFromHeap(NULL, THD_WA_SIZE(512), priority, guiThread, interval);
 
 	return tp;
 }