diff --git a/app/Services/FlowTester/HttpClient.php b/app/Services/FlowTester/HttpClient.php
index 35fe7e0b..c2fd78db 100644
--- a/app/Services/FlowTester/HttpClient.php
+++ b/app/Services/FlowTester/HttpClient.php
@@ -130,8 +130,8 @@ public function request(string $method, string $endpoint, array $options = []):
                 $request = $request->withHeaders(['X-API-KEY' => $this->apiKey]);
             }
 
-            // Bearer 토큰 추가
-            if ($this->bearerToken) {
+            // Bearer 토큰 추가 (스텝 헤더에 Authorization이 없는 경우에만)
+            if ($this->bearerToken && ! isset($headers['Authorization'])) {
                 $request = $request->withToken($this->bearerToken);
             }