diff --git a/.gitmodules b/.gitmodules
index e124719..a6337f6 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,6 @@
 [submodule "lib/ds-test"]
 	path = lib/ds-test
 	url = https://github.com/dapphub/ds-test
+[submodule "lib/forge-std"]
+	path = lib/forge-std
+	url = https://github.com/foundry-rs/forge-std
diff --git a/lib/forge-std b/lib/forge-std
new file mode 160000
index 0000000..dcb0d52
--- /dev/null
+++ b/lib/forge-std
@@ -0,0 +1 @@
+Subproject commit dcb0d52bc4399d37a6545848e3b8f9d03c77b98d