diff --git a/install-nix.sh b/install-nix.sh
index efe7d17..8323468 100755
--- a/install-nix.sh
+++ b/install-nix.sh
@@ -94,7 +94,7 @@ echo "installer options: ${installer_options[*]}"
 
 # There is --retry-on-errors, but only newer curl versions support that
 curl_retries=5
-nix_version=2.29.1
+nix_version=2.30.0
 while ! curl -sS -o "$workdir/install" -v --fail -L "${INPUT_INSTALL_URL:-https://releases.nixos.org/nix/nix-${nix_version}/install}"
 do
   sleep 1