diff --git a/librocksdb-sys/build.rs b/librocksdb-sys/build.rs
index 1f19287..9544c8d 100644
--- a/librocksdb-sys/build.rs
+++ b/librocksdb-sys/build.rs
@@ -105,6 +105,7 @@ fn build_rocksdb() {
         lib_sources.push("port/win/env_default.cc");
         lib_sources.push("port/win/win_logger.cc");
         lib_sources.push("port/win/io_win.cc");
+        lib_sources.push("port/win/win_thread.cc");
     }
 
     if cfg!(target_env = "msvc") {