diff --git a/public/stylesheets/application.css b/public/stylesheets/application.css
index 5c586b757..67d67d69b 100644
--- a/public/stylesheets/application.css
+++ b/public/stylesheets/application.css
@@ -2794,4 +2794,4 @@ div.repos_explain{
 	padding-bottom: 20px;
 }
 .upload_img img{max-width: 100%;}
-#activity .upload_img img{width: 580px;}
+#activity .upload_img img{max-width: 580px;}