diff --git a/src/wp-includes/css/media-views.css b/src/wp-includes/css/media-views.css
index 7653feb916..1f5fbf80f2 100644
--- a/src/wp-includes/css/media-views.css
+++ b/src/wp-includes/css/media-views.css
@@ -1421,6 +1421,7 @@
 
 .upload-errors .upload-error-filename {
 	font-weight: 600;
+	word-break: break-all;
 }
 
 .upload-errors .upload-error-message {