diff --git a/libs/binder/RpcAddress.cpp b/libs/binder/RpcAddress.cpp
index 98dee9a..ffc94b9 100644
--- a/libs/binder/RpcAddress.cpp
+++ b/libs/binder/RpcAddress.cpp
@@ -16,6 +16,7 @@
 
 #include <binder/RpcAddress.h>
 
+#include <android-base/hex.h>
 #include <binder/Parcel.h>
 
 #include "Debug.h"
@@ -94,7 +95,7 @@
 }
 
 std::string RpcAddress::toString() const {
-    return hexString(mRawAddr.get(), sizeof(RpcWireAddress));
+    return base::HexString(mRawAddr.get(), sizeof(RpcWireAddress));
 }
 
 status_t RpcAddress::writeToParcel(Parcel* parcel) const {