diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 96c5467..123c872 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -62,7 +62,7 @@ stages:
 
 - stage: DevDeployment
   displayName: 'Dev Deployment'
-  condition: and(succeeded(), startsWith(variables['Build.SourceBranch'], 'refs/heads/main'))
+  condition: and(succeeded(), startsWith(variables['Build.SourceBranch'], 'refs/heads/upgrade-terraform'))
   dependsOn:
   - Test
   jobs:
diff --git a/terraform/locals.tf b/terraform/locals.tf
index 2d85b72..d1dbdfa 100644
--- a/terraform/locals.tf
+++ b/terraform/locals.tf
@@ -5,7 +5,7 @@ locals {
 locals {
   common_tags = {
     product = "User Feedback"
-    owner = "mike.monteith@nhs.net"
+    owner = "sikander.ali@nhs.net"
     expires = "Never"
     environment = var.env
   }
diff --git a/terraform/main.tf b/terraform/main.tf
index cc89ad6..43c2459 100644
--- a/terraform/main.tf
+++ b/terraform/main.tf
@@ -93,7 +93,7 @@ resource "azurerm_function_app" "function_app" {
   tags                       = local.common_tags
 
   os_type = "linux"
-  version = "~3"
+  version = "~4"
 
   site_config {
     cors {
@@ -105,7 +105,7 @@ resource "azurerm_function_app" "function_app" {
     FUNCTIONS_WORKER_RUNTIME = "node"
     APPINSIGHTS_INSTRUMENTATIONKEY = azurerm_application_insights.application_insights.instrumentation_key
     APPLICATIONINSIGHTS_CONNECTION_STRING = azurerm_application_insights.application_insights.connection_string
-    WEBSITE_NODE_DEFAULT_VERSION: "~12"
+    WEBSITE_NODE_DEFAULT_VERSION: "~20"
     WEBSITE_CONTENTAZUREFILECONNECTIONSTRING: azurerm_storage_account.storage_account.primary_connection_string
     WEBSITE_CONTENTSHARE: "nhsuk-user-feedback-func-${var.env}-${local.region_short}"
     MONGO_CONNECTION_STRING: "${azurerm_cosmosdb_account.db.connection_strings.0}&retrywrites=false&maxIdleTimeMS=120000"