diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..d1233f9
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "cpp_utils"]
+	path = cpp_utils
+	url = http://matetelki.eu:3000/denes/cpp_utils.git
diff --git a/cpp_utils b/cpp_utils
new file mode 160000
index 0000000..576a5af
--- /dev/null
+++ b/cpp_utils
@@ -0,0 +1 @@
+Subproject commit 576a5af701b6231d8dc96aae8bcf7deddcb9b4c9