diff --git a/.gitmodules b/.gitmodules
index 490d3ec4..132b8bc4 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -789,3 +789,6 @@
 [submodule "repos/NLS"]
 	path = repos/NLS
 	url = https://github.com/michelezaccagnini/NLS.git
+[submodule "repos/HetrickCV"]
+	path = repos/HetrickCV
+	url = https://github.com/mhetrick/hetrickcv.git
diff --git a/repos/HetrickCV b/repos/HetrickCV
new file mode 160000
index 00000000..e15fa1b9
--- /dev/null
+++ b/repos/HetrickCV
@@ -0,0 +1 @@
+Subproject commit e15fa1b91968dd5ac8446ceb4d1bf4d05949e25a