diff --git a/.forgejo/workflows/flake-update.yaml b/.forgejo/workflows/flake-update.yaml
index 6814546..f4f403d 100644
--- a/.forgejo/workflows/flake-update.yaml
+++ b/.forgejo/workflows/flake-update.yaml
@@ -3,7 +3,16 @@ name: flake update
 on:
   schedule:
     - cron: '0 3 * * *'
-  workflow_dispatch: {}
+  workflow_dispatch:
+    inputs:
+      target:
+        description: 'Inputs to update'
+        type: choice
+        default: all
+        options:
+          - all
+          - hyperhive
+          - trollshell
 
 jobs:
   update:
@@ -11,23 +20,32 @@ jobs:
     steps:
       - uses: https://code.forgejo.org/actions/checkout@v4
       - run: |
-          nix flake update
+          target="${{ github.event.inputs.target }}"
+          target="${target:-all}"
+
+          case "$target" in
+            all) inputs="" ;;
+            hyperhive) inputs="hyperhive hyperhive-website" ;;
+            trollshell) inputs="trollshell" ;;
+          esac
+
+          nix flake update $inputs
 
           if git diff --quiet -- flake.lock; then
             exit 0
           fi
 
-          branch="flake-update-$(date +%F)"
+          branch="flake-update-${target}-$(date +%F)"
           git checkout -b "$branch"
           git -c user.name="flake-bot" -c user.email="git+flake-bot@darkest.space" \
-            commit -am "nix flake update"
+            commit -am "nix flake update ($target)"
           git push "https://flake-bot:${PR_BOT_TOKEN}@forge.darkest.space/mara/nixos-configs.git" "$branch"
 
           curl -sf -X POST \
             -H "Authorization: token ${PR_BOT_TOKEN}" \
             -H "Content-Type: application/json" \
-            -d "$(jq -n --arg h "$branch" \
-                  '{title: "nix flake update", head: $h, base: "main"}')" \
+            -d "$(jq -n --arg h "$branch" --arg t "$target" \
+                  '{title: ("nix flake update (" + $t + ")"), head: $h, base: "main"}')" \
             "https://forge.darkest.space/api/v1/repos/mara/nixos-configs/pulls"
         env:
           PR_BOT_TOKEN: ${{ secrets.PR_BOT_TOKEN }}