diff --git a/linPEAS/builder/linpeas_parts/3_cloud/8_Azure_app_service.sh b/linPEAS/builder/linpeas_parts/3_cloud/8_Azure_app_service.sh
index c5b34894..e6197014 100644
--- a/linPEAS/builder/linpeas_parts/3_cloud/8_Azure_app_service.sh
+++ b/linPEAS/builder/linpeas_parts/3_cloud/8_Azure_app_service.sh
@@ -13,13 +13,13 @@
 # Small linpeas: 0
 
 
-API_VERSION="2021-12-13" #https://learn.microsoft.com/en-us/azure/virtual-machines/instance-metadata-service?tabs=linux#supported-api-versions
+API_VERSION="2019-08-01" #https://learn.microsoft.com/en-us/azure/app-service/overview-managed-identity?tabs=portal%2Chttp
 
 if [ "$is_az_app" = "Yes" ]; then
   print_2title "Azure App Service Enumeration"
   echo "I haven't tested this one, if it doesn't work, please send a PR fixing and adding functionality :)"
 
-  HEADER="secret:$IDENTITY_HEADER"
+  HEADER="X-IDENTITY-HEADER:$IDENTITY_HEADER"
 
   az_req=""
   if [ "$(command -v curl || echo -n '')" ]; then