diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..5ae58c5
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "kerep"]
+	path = kerep
+	url = https://github.com/Timerix22/kerep.git
diff --git a/kerep b/kerep
new file mode 160000
index 0000000..20ce758
--- /dev/null
+++ b/kerep
@@ -0,0 +1 @@
+Subproject commit 20ce758528fe57fdacac1960682ac8759c5a4c9c