diff --git a/lib/openzeppelin-contracts b/lib/openzeppelin-contracts
deleted file mode 160000
index 2f0bc58..0000000
--- a/lib/openzeppelin-contracts
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 2f0bc58946db746c0d17a2b9d9a8e13f5a8edd7f