diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..6897043
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "SDL2_Core"]
+    path = SDL2_Core
+    url  = https://gitea.skadubpc.net/ulysse/2D_Engine_SDL2_Core.git