diff --git a/services/oboeservice/AAudioServiceEndpointCapture.cpp b/services/oboeservice/AAudioServiceEndpointCapture.cpp
index 6504cc1..7a56141 100644
--- a/services/oboeservice/AAudioServiceEndpointCapture.cpp
+++ b/services/oboeservice/AAudioServiceEndpointCapture.cpp
@@ -80,7 +80,7 @@
         { // brackets are for lock_guard
 
             std::lock_guard <std::mutex> lock(mLockStreams);
-            for (sp<AAudioServiceStreamShared> clientStream : mRegisteredStreams) {
+            for (const sp<AAudioServiceStreamShared>& clientStream : mRegisteredStreams) {
                 if (clientStream->isRunning()) {
                     FifoBuffer *fifo = clientStream->getDataFifoBuffer();