diff --git a/services/audiopolicy/AudioPolicyInterfaceImplLegacy.cpp b/services/audiopolicy/AudioPolicyInterfaceImplLegacy.cpp
index 0a246f2..5ef02e5 100755
--- a/services/audiopolicy/AudioPolicyInterfaceImplLegacy.cpp
+++ b/services/audiopolicy/AudioPolicyInterfaceImplLegacy.cpp
@@ -202,7 +202,8 @@
                                     uint32_t samplingRate,
                                     audio_format_t format,
                                     audio_channel_mask_t channelMask,
-                                    int audioSession)
+                                    int audioSession,
+                                    audio_input_flags_t flags __unused)
 {
     if (mpAudioPolicy == NULL) {
         return 0;