diff --git a/Makefile b/Makefile
index f347ea48df945e7d8972c5b1d9227e9c06142ac1..1c1e51c9031f1eb43a2e063d8f132ced84a8a60e 100644
--- a/Makefile
+++ b/Makefile
@@ -26,3 +26,4 @@ UPDATE:
 	$(call fn_rustcmd,rustup) default $(RUSTUP_VER)
 	$(call fn_rustcmd,rustup) component add rust-src
 	$(CARGO) install xargo --git https://github.com/thepowersgang/xargo --force
+	cd Kernel && $(XARGO) update