diff --git a/.gitmodules b/.gitmodules
index ab773a6..70158fc 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -4,3 +4,6 @@
 [submodule "contracts/lib/evm"]
 	path = contracts/lib/evm
 	url = https://github.com/rmrk-team/evm
+[submodule "contracts/lib/openzeppelin-contracts"]
+	path = contracts/lib/openzeppelin-contracts
+	url = https://github.com/OpenZeppelin/openzeppelin-contracts
diff --git a/contracts/lib/openzeppelin-contracts b/contracts/lib/openzeppelin-contracts
new file mode 160000
index 0000000..dbb6104
--- /dev/null
+++ b/contracts/lib/openzeppelin-contracts
@@ -0,0 +1 @@
+Subproject commit dbb6104ce834628e473d2173bbc9d47f81a9eec3