diff --git a/.env.local b/.env.local
index 49a70c16..dc45427c 100644
--- a/.env.local
+++ b/.env.local
@@ -1,15 +1,15 @@
 // dev
-//RELAY_ROOT = https://dev-pedw-ns.servicebus.windows.net/dev-pedw-hc/
-//RELAYURI = "dev-pedw-ns.servicebus.windows.net"
-//RELAYPATH = "dev-pedw-hc"
-//SASKEY = "Ml0Y/S/nfRcmIrHFRkO4jNm2J3iH52TSxPiak7+E1+Y="
-//SASKEYNAME = "devpedwnspolicy"
+RELAY_ROOT = https://dev-pedw-ns.servicebus.windows.net/dev-pedw-hc/
+RELAYURI = "dev-pedw-ns.servicebus.windows.net"
+RELAYPATH = "dev-pedw-hc"
+SASKEY = "Ml0Y/S/nfRcmIrHFRkO4jNm2J3iH52TSxPiak7+E1+Y="
+SASKEYNAME = "devpedwnspolicy"
 
 
 PORT= "3000"
 DEFAULT_DOMAIN = "localhost"
-I18N_DOMAIN = "cymru.local"
-//I18N_DOMAIN ="dev-gwaithcynllunio.gwasanaeth.llyw.cymru"
+//I18N_DOMAIN = "cymru.local"
+I18N_DOMAIN ="dev-gwaithcynllunio.gwasanaeth.llyw.cymru"
 //I18N_DOMAIN ="stage-gwaithcynllunio.gwasanaeth.llyw.cymru"
 //I18N_DOMAIN ="pp-gwaithcynllunio.gwasanaeth.llyw.cymru"
 //I18N_DOMAIN ="gwaithcynllunio.gwasanaeth.llyw.cymru"
@@ -23,11 +23,11 @@ I18N_DOMAIN = "cymru.local"
 
 
 //preprod
-RELAY_ROOT = https://pp-pedw-ns.servicebus.windows.net/pp-pedw-hc/
-RELAYURI = "pp-pedw-ns.servicebus.windows.net"
-RELAYPATH = "pp-pedw-hc"
-SASKEY = "JzrOYfMTsGBD1cZHH2nkzqsbfDCqg0brO6jyiIDNVPo="
-SASKEYNAME = "pppedwnspolicy"
+//RELAY_ROOT = https://pp-pedw-ns.servicebus.windows.net/pp-pedw-hc/
+//RELAYURI = "pp-pedw-ns.servicebus.windows.net"
+//RELAYPATH = "pp-pedw-hc"
+//SASKEY = "JzrOYfMTsGBD1cZHH2nkzqsbfDCqg0brO6jyiIDNVPo="
+//SASKEYNAME = "pppedwnspolicy"
 
 
-GOOGLE_TAG_MANAGER = GTM-T78CBC3
\ No newline at end of file
+GOOGLE_TAG_MANAGER = GTM-T78CBC3
diff --git a/i18n.json b/i18n.json
index 554118f4..338ed833 100644
--- a/i18n.json
+++ b/i18n.json
@@ -6,7 +6,7 @@
    "defaultLocale": "en",
    "domains": [
       {
-         "domain": "cymru.local",
+         "domain": "dev-gwaithcynllunio.gwasanaeth.llyw.cymru",
          "defaultLocale": "cy"
       }
    ],