diff --git a/.gitmodules b/.gitmodules
index b5ad69c..c6b89e0 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -4,3 +4,6 @@
 [submodule "plugins/proposals_discussion"]
 	path = plugins/proposals_discussion
 	url = git@gitlab.com:noosfero-plugins/proposals_discussion.git
+[submodule "plugins/site_tour"]
+	path = plugins/site_tour
+	url = git@gitlab.com:noosfero-plugins/site_tour.git
diff --git a/plugins/site_tour b/plugins/site_tour
new file mode 160000
index 0000000..e6925e5
--- /dev/null
+++ b/plugins/site_tour
@@ -0,0 +1 @@
+Subproject commit e6925e5450f49bc7d89414c0f20876351933cebd
--
libgit2 0.21.2