diff --git a/apps/comments/css/comments.css b/apps/comments/css/comments.css
index 8423151cac85526cd05bda874fc50892ca73cfef..d63211391f6b681e348599707d195a831d814c0d 100644
--- a/apps/comments/css/comments.css
+++ b/apps/comments/css/comments.css
@@ -164,8 +164,6 @@
 #commentsTabView .message.error {
 	color: #e9322d;
 	border-color: #e9322d;
-	-webkit-box-shadow: 0 0 6px #f8b9b7;
-	-moz-box-shadow: 0 0 6px #f8b9b7;
 	box-shadow: 0 0 6px #f8b9b7;
 }
 
diff --git a/apps/files/css/files.scss b/apps/files/css/files.scss
index 7c2d3b0bb1cbffecdd1633637c80433851cbba2d..8ae8fac6c2190de8b8b1c4fd08d1fe7f2d898a62 100644
--- a/apps/files/css/files.scss
+++ b/apps/files/css/files.scss
@@ -34,8 +34,6 @@
 .newFileMenu .error, #fileList .error {
 	color: $color-error;
 	border-color: $color-error;
-	-webkit-box-shadow: 0 0 6px #f8b9b7;
-	-moz-box-shadow: 0 0 6px #f8b9b7;
 	box-shadow: 0 0 6px #f8b9b7;
 }
 
diff --git a/core/css/multiselect.scss b/core/css/multiselect.scss
index cf13563e7729f56dfa8705929e1d4026bc2899d2..3aa9eb639ddf5abb47a25f98222a504564288b76 100644
--- a/core/css/multiselect.scss
+++ b/core/css/multiselect.scss
@@ -31,8 +31,6 @@ ul.multiselectoptions {
 		border-bottom-right-radius: 3px;
 		width: 100%;
 		/* do not cut off group names */
-		-webkit-box-shadow: 0 1px 10px $color-box-shadow;
-		-moz-box-shadow: 0 1px 10px $color-box-shadow;
 		box-shadow: 0 1px 10px $color-box-shadow;
 	}
 	&.up {