diff --git a/app/assets/stylesheets/common/d-editor.scss b/app/assets/stylesheets/common/d-editor.scss
index 025f0acc154..8cae51bec79 100644
--- a/app/assets/stylesheets/common/d-editor.scss
+++ b/app/assets/stylesheets/common/d-editor.scss
@@ -136,6 +136,7 @@
 
 .d-editor-plugin {
   display: flex;
+  flex: 1 1;
   overflow: auto;
 }