diff --git a/.gitmodules b/.gitmodules
index 28960c7..906f3c4 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -4,3 +4,6 @@
 [submodule "support/scripts/kconfig"]
 	path = support/scripts/kconfig
 	url = https://github.com/linux-kdevops/kconfig.git
+[submodule "runikraft-lab4"]
+	path = runikraft-lab4
+	url = https://github.com/OSH-2022/runikraft-lab4.git
diff --git a/runikraft-lab4 b/runikraft-lab4
new file mode 160000
index 0000000..9221ca9
--- /dev/null
+++ b/runikraft-lab4
@@ -0,0 +1 @@
+Subproject commit 9221ca9bd58ebea5318951176684df06d44ae075