diff --git a/.gitmodules b/.gitmodules
index 9326b5b..1fc5fe8 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -13,3 +13,6 @@
 [submodule "lib/v3-periphery"]
 	path = lib/v3-periphery
 	url = https://github.com/Uniswap/v3-periphery
+[submodule "lib/v3-periphery-foundry"]
+	path = lib/v3-periphery-foundry
+	url = https://github.com/gakonst/v3-periphery-foundry
diff --git a/lib/v3-periphery-foundry b/lib/v3-periphery-foundry
new file mode 160000
index 0000000..80f26c8
--- /dev/null
+++ b/lib/v3-periphery-foundry
@@ -0,0 +1 @@
+Subproject commit 80f26c86c57b8a5e4b913f42844d4c8bd274d058