diff --git a/botanjs/src/Astro/Blog/AstroEdit/Visualizer/Snippet/SiteFile.js b/botanjs/src/Astro/Blog/AstroEdit/Visualizer/Snippet/SiteFile.js
index 5395c1c7..44b358d2 100644
--- a/botanjs/src/Astro/Blog/AstroEdit/Visualizer/Snippet/SiteFile.js
+++ b/botanjs/src/Astro/Blog/AstroEdit/Visualizer/Snippet/SiteFile.js
@@ -157,7 +157,7 @@
 					]
 					, [
 						new DataKey( "value", hash )
-						, new DataKey( "size", override.size || "large" )
+						, new DataKey( "size", ( override && override.size ) || "large" )
 						, new IKey( "style", "max-height: 150px;" )
 					]
 				);