diff --git a/libs/binder/Android.bp b/libs/binder/Android.bp
index b0d7478..9bca1f3 100644
--- a/libs/binder/Android.bp
+++ b/libs/binder/Android.bp
@@ -262,6 +262,7 @@
     ],
     srcs: [
         "RpcTransportTls.cpp",
+        "RpcCertificateUtils.cpp",
     ],
 }