diff --git a/src/python/grpcio/grpc_core_dependencies.py b/src/python/grpcio/grpc_core_dependencies.py
index bef2034..8e90f7a 100644
--- a/src/python/grpcio/grpc_core_dependencies.py
+++ b/src/python/grpcio/grpc_core_dependencies.py
@@ -60,6 +60,7 @@
   'src/core/support/string_posix.c',
   'src/core/support/string_win32.c',
   'src/core/support/subprocess_posix.c',
+  'src/core/support/subprocess_windows.c',
   'src/core/support/sync.c',
   'src/core/support/sync_posix.c',
   'src/core/support/sync_win32.c',
@@ -71,6 +72,7 @@
   'src/core/support/time_precise.c',
   'src/core/support/time_win32.c',
   'src/core/support/tls_pthread.c',
+  'src/core/support/wrap_memcpy.c',
   'src/core/httpcli/httpcli_security_connector.c',
   'src/core/security/base64.c',
   'src/core/security/client_auth_filter.c',