diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..f90da83
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "QuicMaf/vendor/spdlog"]
+	path = QuicMaf/vendor/spdlog
+	url = https://github.com/gabime/spdlog
diff --git a/QuicMaf/vendor/spdlog b/QuicMaf/vendor/spdlog
new file mode 160000
index 0000000..053d5ad
--- /dev/null
+++ b/QuicMaf/vendor/spdlog
@@ -0,0 +1 @@
+Subproject commit 053d5ad24d9a58063f2bd71c186cb6adf807ea0a