diff --git a/ext/pthreads4w-code b/ext/pthreads4w-code
new file mode 160000
index 0000000..8e467a6
--- /dev/null
+++ b/ext/pthreads4w-code
@@ -0,0 +1 @@
+Subproject commit 8e467a62a14fd9de15af33beec0a913d23f4d2f9