diff --git a/flake.lock b/flake.lock
index 29505fc3..42952374 100644
Binary files a/flake.lock and b/flake.lock differ
diff --git a/hashes.json b/hashes.json
index bc1807d4..2f3e1cfb 100644
--- a/hashes.json
+++ b/hashes.json
@@ -1,3 +1,3 @@
 {
-  "npmDepsHash": "sha256-kdS1SwcBu6Dor92iO1ickLgz0T5UL16nyA49xXGajf4="
+  "npmDepsHash": "sha256-q1Q7rpSzfiRvrkoDPER9wjBOzZ5Bn5B+d41MFssM7nU="
 }
diff --git a/nix-update.sh b/nix-update.sh
index a676e294..05d6d3d7 100755
--- a/nix-update.sh
+++ b/nix-update.sh
@@ -1,10 +1,10 @@
 #!/usr/bin/env nix-shell
 #!nix-shell -i "bash -x" -p bash prefetch-npm-deps jq git nix-output-monitor
-nix flake update
+nix flake update --extra-experimental-features 'nix-command flakes'
 DEPS_HASH=`prefetch-npm-deps package-lock.json`
 TMPFILE=$(mktemp)
 jq '.npmDepsHash = "'$DEPS_HASH'"' hashes.json > $TMPFILE
 mv -- "$TMPFILE" hashes.json
 
-nom build .# || exit $?
+nom build .# --extra-experimental-features 'nix-command flakes' || exit $?
 git add hashes.json flake.lock flake.nix