diff --git a/.arcconfig b/.arcconfig
--- a/.arcconfig
+++ b/.arcconfig
@@ -1,5 +1,6 @@
 {
     "phabricator.uri" : "https://phabricator-dev.allizom.org/",
     "repository.callsign": "TEST",
-    "history.immutable": false
+    "history.immutable": false,
+    "https.blindly-trust-domains": [ "phabricator-dev.allizom.org" ]
 }
diff --git a/test2.txt b/test2.txt
new file mode 100644
--- /dev/null
+++ b/test2.txt
@@ -0,0 +1 @@
+hello