diff --git a/config/config.devenv.json b/config/config.devenv.json
index b0e38ee4..59608d13 100644
--- a/config/config.devenv.json
+++ b/config/config.devenv.json
@@ -1,8 +1,8 @@
 {
   "default_server_config": {
     "m.homeserver": {
-      "base_url": "http://synapse.localhost:8008",
-      "server_name": "synapse.localhost"
+      "base_url": "https://synapse.m.localhost",
+      "server_name": "synapse.m.localhost"
     }
   },
   "features": {