diff --git a/manifest.json b/manifest.json
index db7346d..190edc7 100644
--- a/manifest.json
+++ b/manifest.json
@@ -39,7 +39,12 @@
       {
         "url": "https://a.simplemdm.com/api/v1/.*",
         "methods": ["GET"],
-        "timeout": 20
+        "timeout": 20,
+        "settingsInjection": {
+          "api_key": {
+            "header": ["Authorization"]
+          }
+        }
       }
     ]
   }
diff --git a/src/constants.ts b/src/constants.ts
index 3958a11..5f25bd3 100644
--- a/src/constants.ts
+++ b/src/constants.ts
@@ -16,4 +16,4 @@ export const BASE_URL = "https://a.simplemdm.com/api/v1";
 
 export const placeholders = {
   API_KEY: "__api_key.base64__",
-};
+} as const;