diff --git a/.gitmodules b/.gitmodules
index e69de29..933ef35 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "onchain/lib/forge-std"]
+	path = onchain/lib/forge-std
+	url = https://github.com/foundry-rs/forge-std
diff --git a/onchain/lib/forge-std b/onchain/lib/forge-std
new file mode 160000
index 0000000..b6a506d
--- /dev/null
+++ b/onchain/lib/forge-std
@@ -0,0 +1 @@
+Subproject commit b6a506db2262cad5ff982a87789ee6d1558ec861