diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 000000000..6b4e7c7e0
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "submodules/closedkrieg"]
+	path = submodules/closedkrieg
+	url = https://github.com/tresabhi/closedkrieg
diff --git a/submodules/closedkrieg b/submodules/closedkrieg
new file mode 160000
index 000000000..ade51426f
--- /dev/null
+++ b/submodules/closedkrieg
@@ -0,0 +1 @@
+Subproject commit ade51426fa8f4e653de48b25dc16ff6942fa034a