diff --git a/media/audioserver/main_audioserver.cpp b/media/audioserver/main_audioserver.cpp
index ee02d23..ba47fd4 100644
--- a/media/audioserver/main_audioserver.cpp
+++ b/media/audioserver/main_audioserver.cpp
@@ -132,7 +132,8 @@
         ALOGI("ServiceManager: %p", sm.get());
         AudioFlinger::instantiate();
         AudioPolicyService::instantiate();
-        AAudioService::instantiate();
+        // AAudioService disabled because we do not support MMAP mode in OC or OC-DR1.
+        // AAudioService::instantiate();
         RadioService::instantiate();
         SoundTriggerHwService::instantiate();
         ProcessState::self()->startThreadPool();