diff --git a/binding.gyp b/binding.gyp
index 901ab45..80077a9 100644
--- a/binding.gyp
+++ b/binding.gyp
@@ -718,6 +718,7 @@
         'src/core/ext/client_config/subchannel_index.c',
         'src/core/ext/client_config/uri_parser.c',
         'src/core/ext/transport/chttp2/server/insecure/server_chttp2.c',
+        'src/core/ext/transport/chttp2/server/insecure/server_chttp2_posix.c',
         'src/core/ext/transport/chttp2/client/insecure/channel_create.c',
         'src/core/ext/transport/chttp2/client/insecure/channel_create_posix.c',
         'src/core/ext/lb_policy/grpclb/load_balancer_api.c',