diff --git a/.gitmodules b/.gitmodules
index 077d966..3535a5e 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -30,3 +30,6 @@
 	url = https://github.com/cloudflare/zlib.git
 	branch = gcc.amd64
 
+[submodule "lib/ngx_http_geoip2_module"]
+	path = lib/ngx_http_geoip2_module
+	url = https://github.com/leev/ngx_http_geoip2_module.git
diff --git a/lib/ngx_http_geoip2_module b/lib/ngx_http_geoip2_module
new file mode 160000
index 0000000..d6e529a
--- /dev/null
+++ b/lib/ngx_http_geoip2_module
@@ -0,0 +1 @@
+Subproject commit d6e529a9ab2e625e8cc6cfb512e8e813ef4e3800