diff --git a/overlay/heroc/packages/apps/Gallery3D/res/values/config.xml b/overlay/heroc/packages/apps/Gallery3D/res/values/config.xml
index 64f4ba3a..819a044a 100644
--- a/overlay/heroc/packages/apps/Gallery3D/res/values/config.xml
+++ b/overlay/heroc/packages/apps/Gallery3D/res/values/config.xml
@@ -17,5 +17,7 @@
 <resources>
 
     <bool name="reload_on_orientation_change">true</bool>
+    <integer name="max_resolution">1024</integer>
+    <integer name="max_resolution_screennail">512</integer>
 
 </resources>