diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index b6bd91b..7f348e8 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -3,6 +3,9 @@ stages:
   - build
   - test
 
+variables:
+        GIT_SUBMODULE_STRATEGY: recursive
+
 before_script:
   - mkdir -p /go/src/dev.sum7.eu/$CI_PROJECT_NAMESPACE/
   - cp -R $CI_PROJECT_DIR /go/src/dev.sum7.eu/$CI_PROJECT_NAMESPACE
diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..3ac4dc7
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,4 @@
+[submodule "vendor/gosrc.io/xmpp"]
+	path = vendor/gosrc.io/xmpp
+	url = https://github.com/genofire/go-xmpp
+	branch = msg_extension
diff --git a/component/all/main_test.go b/component/all/main_test.go
new file mode 100644
index 0000000..1a6c647
--- /dev/null
+++ b/component/all/main_test.go
@@ -0,0 +1 @@
+package all
diff --git a/vendor/gosrc.io/xmpp b/vendor/gosrc.io/xmpp
new file mode 160000
index 0000000..3ddad3f
--- /dev/null
+++ b/vendor/gosrc.io/xmpp
@@ -0,0 +1 @@
+Subproject commit 3ddad3f7a28604fa8c4fd5035d5a37aa1d676c95