diff --git a/main.go b/main.go
index 283b6de..8094fb4 100644
--- a/main.go
+++ b/main.go
@@ -71,7 +71,7 @@ func request(client *http.Client, method, url string, body interface{}) (*http.R
 		return nil, fmt.Errorf("failed to create request: %w", err)
 	}
 
-	req.Header.Set("Authorization", "Bearer "+portainerToken)
+	req.Header.Set("X-API-Key", portainerToken)
 	req.Header.Set("Content-Type", "application/json")
 	return client.Do(req)
 }