diff --git a/setup.sh b/setup.sh
index ad75f0b..7196aeb 100755
--- a/setup.sh
+++ b/setup.sh
@@ -140,6 +140,7 @@ install_nix() {
         die "Failed to download Nix installer"
     
     sh install-nix.sh install || die "Failed to install Nix"
+    rm install-nix.sh || die "Failed to remove Nix installer"
     . /nix/var/nix/profiles/default/etc/profile.d/nix-daemon.sh || die "Failed to source Nix profile"
 }