diff --git a/apps/red-ui/src/app/modules/shared/components/dictionary-manager/dictionary-manager.component.scss b/apps/red-ui/src/app/modules/shared/components/dictionary-manager/dictionary-manager.component.scss
index 7e3eea802..ccdbe36d5 100644
--- a/apps/red-ui/src/app/modules/shared/components/dictionary-manager/dictionary-manager.component.scss
+++ b/apps/red-ui/src/app/modules/shared/components/dictionary-manager/dictionary-manager.component.scss
@@ -55,6 +55,11 @@ ngx-monaco-editor {
             margin-right: 32px;
         }
 
+        .w-450 {
+            width: 100%;
+            max-width: 450px;
+        }
+
         .red-input-group {
             input {
                 padding-right: 32px;