diff --git a/cmd/codegen/config.yaml b/cmd/codegen/config.yaml
index c652f29b..fdb830a5 100644
--- a/cmd/codegen/config.yaml
+++ b/cmd/codegen/config.yaml
@@ -43,7 +43,7 @@ terraform_provider_config:
       type: string
     api_key:
       description: "The API key for PAN-OS. Either specify this or give both username and password."
-      env_name: "PANOS_API"
+      env_name: "PANOS_API_KEY"
       optional: true
       type: string
     protocol: