diff --git a/Makefile b/Makefile
index 9b54ac6..723d67c 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@ switch:
 	nixos-rebuild switch --flake . --use-remote-sudo
 
 update:
-	nix flake update .
+	nix flake update . --commit-lock-file
 
 upgrade:
 	make update && make switch