diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..fdc2ab9
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,4 @@
+[submodule "cglm/cglm"]
+	path = cglm/cglm
+	url = https://github.com/recp/cglm
+	branch = master
diff --git a/cglm/cglm b/cglm/cglm
new file mode 160000
index 0000000..7cdeada
--- /dev/null
+++ b/cglm/cglm
@@ -0,0 +1 @@
+Subproject commit 7cdeada70129c08f40ca89b523e71b4428b55029