Fix build
diff --git a/package.xml b/package.xml
index 7781783..a22ba08 100644
--- a/package.xml
+++ b/package.xml
@@ -264,6 +264,7 @@
     <file baseinstalldir="/" name="src/core/lib/surface/init.h" role="src" />
     <file baseinstalldir="/" name="src/core/lib/surface/lame_client.h" role="src" />
     <file baseinstalldir="/" name="src/core/lib/surface/server.h" role="src" />
+    <file baseinstalldir="/" name="src/core/lib/surface/validate_metadata.h" role="src" />
     <file baseinstalldir="/" name="src/core/lib/transport/byte_stream.h" role="src" />
     <file baseinstalldir="/" name="src/core/lib/transport/connectivity_state.h" role="src" />
     <file baseinstalldir="/" name="src/core/lib/transport/error_utils.h" role="src" />