diff --git a/lib/gui-utils-oled/src/GUIUtils.cpp b/lib/gui-utils-oled/src/GUIUtils.cpp
index cfc2dea5..038343c8 100644
--- a/lib/gui-utils-oled/src/GUIUtils.cpp
+++ b/lib/gui-utils-oled/src/GUIUtils.cpp
@@ -538,6 +538,7 @@ void GUIUtils::resumeTaskGUI() {
 }
 
 int32_t GUIUtils::getStackFree() {
+  return 0;
 }
 
 void GUIUtils::setCallbacks(GUIUserPreferencesCallbacks* pCallBacks) {