diff --git a/Makefile b/Makefile
index 7017609..42f1e04 100644
--- a/Makefile
+++ b/Makefile
@@ -24,4 +24,9 @@ clean-old-nixos-profiles:
 # Garbage Collect
 .PHONY: gc
 gc:
-	nix store gc
\ No newline at end of file
+	nix store gc
+
+# Update a flake input by name (ex: 'nixpkgs')
+.PHONY: update-input
+update-input:
+	nix flake update $(filter-out $@,$(MAKECMDGOALS))
\ No newline at end of file