diff --git a/apollo-portal/src/main/resources/static/config/diff.html b/apollo-portal/src/main/resources/static/config/diff.html
index b2aac9c9a00..08ecbacea9d 100644
--- a/apollo-portal/src/main/resources/static/config/diff.html
+++ b/apollo-portal/src/main/resources/static/config/diff.html
@@ -169,7 +169,7 @@ <h4 class="modal-title">{{'Config.Diff.Title' | translate }}
             </div>
         </section>
 
-        <showtextmodal text="text" enable-text-diff='1' old-str="oldStr" new-str="newStr"/>
+        <showtextmodal enable-text-diff='1' old-str="oldStr" new-str="newStr"/>
     </div>