diff --git a/lib/ozv4 b/lib/ozv4
deleted file mode 160000
index 149e1b79..00000000
--- a/lib/ozv4
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 149e1b79fecb9db32f732c8c9f05ac2d8fa97471