diff --git a/resources/assets/stylesheets/scss/studip-cke-ui.scss b/resources/assets/stylesheets/scss/studip-cke-ui.scss
index 925dfd25cc40524d6a452ac51c6bb9eb83a60a17..883858d08c87341d196bb865a050792b12306030 100644
--- a/resources/assets/stylesheets/scss/studip-cke-ui.scss
+++ b/resources/assets/stylesheets/scss/studip-cke-ui.scss
@@ -375,7 +375,7 @@
 /* editor */
 $editor-min-height: 8em;
 
-.ck.ck-source-editing-area {
+.ck-source-editing-area {
     min-height: calc($editor-min-height + 2px);
 }
 .ck.ck-editor__editable_inline {