diff --git a/services/oboeservice/AAudioService.cpp b/services/oboeservice/AAudioService.cpp
index cfcfb11..8f89051 100644
--- a/services/oboeservice/AAudioService.cpp
+++ b/services/oboeservice/AAudioService.cpp
@@ -107,7 +107,7 @@
     }
 
     if (sharingMode == AAUDIO_SHARING_MODE_EXCLUSIVE) {
-        serviceStream = new AAudioServiceStreamMMAP();
+        serviceStream = new AAudioServiceStreamMMAP(mCachedUserId);
         result = serviceStream->open(request, configurationOutput);
         if (result != AAUDIO_OK) {
             // fall back to using a shared stream