diff --git a/services/mediatranscoding/MediaTranscodingService.h b/services/mediatranscoding/MediaTranscodingService.h
index a22acf2..d024c54 100644
--- a/services/mediatranscoding/MediaTranscodingService.h
+++ b/services/mediatranscoding/MediaTranscodingService.h
@@ -30,7 +30,6 @@
 using ::aidl::android::media::TranscodingSessionParcel;
 class TranscodingClientManager;
 class TranscodingSessionController;
-class TranscoderInterface;
 class UidPolicyInterface;
 class ResourcePolicyInterface;
 class ThermalPolicyInterface;
@@ -40,7 +39,7 @@
     static constexpr int32_t kInvalidSessionId = -1;
     static constexpr int32_t kInvalidClientId = -1;
 
-    MediaTranscodingService(const std::shared_ptr<TranscoderInterface>& transcoder);
+    MediaTranscodingService(bool simulated);
     virtual ~MediaTranscodingService();
 
     static void instantiate();