diff --git a/src/dags/providers/azure/azure_credentials.py b/src/dags/providers/azure/azure_credentials.py
index c8cb21e457c6f4a7efdd4f241f8bb32cf2399ba4..6c52c4556dfb004281d1180509a826b61f9f27c1 100644
--- a/src/dags/providers/azure/azure_credentials.py
+++ b/src/dags/providers/azure/azure_credentials.py
@@ -39,7 +39,7 @@ class AzureCredentials(BaseCredentials):
         self._resource_id = None
 
     def _populate_ad_credentials(self) -> None:
-        uri = os.getenv("KEYVAULT_URI")
+        uri = os.getenv("AIRFLOW_VAR_KEYVAULT_URI")
         credential = DefaultAzureCredential()
         client = SecretClient(vault_url=uri, credential=credential)
         self._client_id = client.get_secret("app-dev-sp-username").value