diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..18a8e2a
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "vendor/spdlog"]
+	path = vendor/spdlog
+	url = https://github.com/gabime/spdlog.git
diff --git a/vendor/spdlog b/vendor/spdlog
new file mode 160000
index 0000000..7130676
--- /dev/null
+++ b/vendor/spdlog
@@ -0,0 +1 @@
+Subproject commit 7130676697b10d1704b057371e9d2493a01503d9