diff --git a/.gitmodules b/.gitmodules
index 605498be2268bc3590db0209be771c492889c6c6..c3451e890f3844949db7b159c0f1d571413acd3e 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -29,3 +29,7 @@
 [submodule "src/tutorial_ros_pub_sub"]
 	path = src/tutorial_ros_pub_sub
 	url = ../../ceti/ros/ceti-summer-school/tutorial_ros_pub_sub.git
+[submodule "src/introductory-task-ros"]
+	path = src/introductory-task-ros
+	url = https://git-st.inf.tu-dresden.de/chbraun/introductory-task-ros.git
+	branch = master
diff --git a/src/introductory-task-ros b/src/introductory-task-ros
new file mode 160000
index 0000000000000000000000000000000000000000..3a0e4ea099d215d8d28fab87897bebd46afd8a54
--- /dev/null
+++ b/src/introductory-task-ros
@@ -0,0 +1 @@
+Subproject commit 3a0e4ea099d215d8d28fab87897bebd46afd8a54