diff --git a/grpc.sh b/grpc.sh
index dbb42f2..cb1cbbf 100755
--- a/grpc.sh
+++ b/grpc.sh
@@ -1,3 +1,2 @@
 #!/bin/sh
-export extra_files="bin/protoc.exe bin/grpc_cpp_plugin.exe"
-
+export extra_files="bin/protoc.exe bin/grpc_cpp_plugin.exe share/grpc/roots.pem"