diff --git a/panels/dev-service/ha-panel-dev-service.html b/panels/dev-service/ha-panel-dev-service.html
index 77ff702b04..34aad313f6 100644
--- a/panels/dev-service/ha-panel-dev-service.html
+++ b/panels/dev-service/ha-panel-dev-service.html
@@ -64,6 +64,10 @@
       pre {
         margin: 0;
       }
+
+      h1 {
+        white-space: normal;
+      }
     </style>
 
     <app-header-layout has-scrolling-region>