diff --git a/configure.py b/configure.py
index 8dcd318..d6c2597 100644
--- a/configure.py
+++ b/configure.py
@@ -1508,6 +1508,8 @@
   write_to_bazelrc('build --config monolithic')
   # Suppress warning messages
   write_to_bazelrc('build --copt=-w --host_copt=-w')
+  # Fix winsock2.h conflicts
+  write_to_bazelrc('build --copt=-DWIN32_LEAN_AND_MEAN --host_copt=-DWIN32_LEAN_AND_MEAN')
   # Output more verbose information when something goes wrong
   write_to_bazelrc('build --verbose_failures')
   # The host and target platforms are the same in Windows build. So we don't