diff --git a/src/app.h b/src/app.h
index 84a3fa4..9154eaa 100644
--- a/src/app.h
+++ b/src/app.h
@@ -124,7 +124,7 @@ public:
     float off_y = 0;
     float width;
     float height;
-    bool keys[256];
+    bool keys[256]{false};
     bool redraw = true;
     bool animate = false;
     bool ui_visible = true;