diff --git a/polygerrit-ui/app/elements/core/gr-router/gr-router.ts b/polygerrit-ui/app/elements/core/gr-router/gr-router.ts
index 8e70eb9..f0cff85 100644
--- a/polygerrit-ui/app/elements/core/gr-router/gr-router.ts
+++ b/polygerrit-ui/app/elements/core/gr-router/gr-router.ts
@@ -178,7 +178,7 @@
   CHANGE_ID_QUERY: /^\/id\/(I[0-9a-f]{40})$/,
 
   // Matches /c/<changeNum>/[*][/].
-  CHANGE_LEGACY: /^\/c\/(\d+)\/(.*)$/,
+  CHANGE_LEGACY: /^\/c\/(\d+)\/?(.*)$/,
   CHANGE_NUMBER_LEGACY: /^\/(\d+)\/?/,
 
   // Matches