diff --git a/client/homebrew/editor/metadataEditor/metadataEditor.less b/client/homebrew/editor/metadataEditor/metadataEditor.less
index 9b2761306..a852ad41b 100644
--- a/client/homebrew/editor/metadataEditor/metadataEditor.less
+++ b/client/homebrew/editor/metadataEditor/metadataEditor.less
@@ -42,6 +42,9 @@
 		&>.value{
 			flex           : 1 1 auto;
 			width          : 50px;
+			&:invalid {
+				background : #ffb9b9;
+			}
 		}
 		&.thumbnail{
 			height      : 1.4em;