diff --git a/libs/binder/BpBinder.cpp b/libs/binder/BpBinder.cpp
index 47a62db..1bad67a 100644
--- a/libs/binder/BpBinder.cpp
+++ b/libs/binder/BpBinder.cpp
@@ -343,7 +343,7 @@
     if (ipc) ipc->incStrongHandle(mHandle);
 }
 
-void BpBinder::onLastStrongRef(const void* id)
+void BpBinder::onLastStrongRef(const void* /*id*/)
 {
     ALOGV("onLastStrongRef BpBinder %p handle %d\n", this, mHandle);
     IF_ALOGV() {
@@ -353,7 +353,7 @@
     if (ipc) ipc->decStrongHandle(mHandle);
 }
 
-bool BpBinder::onIncStrongAttempted(uint32_t flags, const void* id)
+bool BpBinder::onIncStrongAttempted(uint32_t /*flags*/, const void* /*id*/)
 {
     ALOGV("onIncStrongAttempted BpBinder %p handle %d\n", this, mHandle);
     IPCThreadState* ipc = IPCThreadState::self();