diff --git a/.arcconfig b/.arcconfig
--- a/.arcconfig
+++ b/.arcconfig
@@ -1,4 +1,5 @@
 {
+  "phabricator.uri" : "https://reviews.llvm.org/",
   "repository.callsign" : "G",
   "conduit_uri" : "https://reviews.llvm.org/"
 }