diff --git a/.gitmodules b/.gitmodules
index 8459ed6..9cab4c8 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -7,3 +7,6 @@
 [submodule "onchain/lib/uni-v3-lib"]
 	path = onchain/lib/uni-v3-lib
 	url = https://github.com/Aperture-Finance/uni-v3-lib
+[submodule "onchain/lib/pt-v5-twab-controller"]
+	path = onchain/lib/pt-v5-twab-controller
+	url = https://github.com/GenerationSoftware/pt-v5-twab-controller
diff --git a/onchain/lib/pt-v5-twab-controller b/onchain/lib/pt-v5-twab-controller
new file mode 160000
index 0000000..258ab89
--- /dev/null
+++ b/onchain/lib/pt-v5-twab-controller
@@ -0,0 +1 @@
+Subproject commit 258ab89ee5da09a494d5721c18d27133ad844b63