diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..f840593
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "lessons/conclusion"]
+	path = lessons/conclusion
+	url = git@github.com:lucianopf/git-workshop-conclusion.git
diff --git a/lessons/conclusion b/lessons/conclusion
new file mode 160000
index 0000000..bccbd26
--- /dev/null
+++ b/lessons/conclusion
@@ -0,0 +1 @@
+Subproject commit bccbd26ceb2ae62f90aa314c7df4be518218fc77