diff --git a/.github/workflows/reusable-bump-flake-lock-and-selfup.yml b/.github/workflows/reusable-bump-flake-lock-and-selfup.yml
index 03739ee..e1e6564 100644
--- a/.github/workflows/reusable-bump-flake-lock-and-selfup.yml
+++ b/.github/workflows/reusable-bump-flake-lock-and-selfup.yml
@@ -16,9 +16,13 @@ on:
         default: 'Bump flake.lock and related dependencies'
         required: false
         type: string
+      version:
+        default: 'v1.2.0'
+        required: false
+        type: string
       pr-body:
         default: |
-          This PR has been created by https://github.com/kachick/selfup/blob/action-v1/.github/workflows/reusable-bump-flake-lock-and-selfup.yml
+          This PR has been created by https://github.com/kachick/selfup/blob/${{ inputs.version }}/.github/workflows/reusable-bump-flake-lock-and-selfup.yml
 
           Do NOT update the branch of this PR, it may be updated by the bot with force push.
         required: false
@@ -79,7 +83,7 @@ jobs:
         run: nix flake update --commit-lock-file
       - name: Update related CI dependencies
         run: |
-          git ls-files .github | xargs nix develop --command nix run github:kachick/selfup/v1.1.1 -- run
+          git ls-files .github | xargs nix develop --command nix run github:kachick/selfup/${{ inputs.version }} -- run
           git diff-index --quiet HEAD || git commit -m '${{ inputs.selfup-commit-message }}' .github
       - name: Run optional step if given
         if: inputs.optional-run != ''
diff --git a/README.md b/README.md
index ac37899..9ec3883 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ Replace strings if the line contains the definition of how to update itself.
 In [Nix](https://nixos.org/) [Flake](https://nixos.wiki/wiki/Flakes), you can skip installation steps
 
 ```console
-> nix run github:kachick/selfup/v1.1.1 -- --version
+> nix run github:kachick/selfup/v1.2.0 -- --version
 selfup dev (rev)
 ```
 
@@ -18,7 +18,7 @@ Prebuilt binaries are available for download from [releases](https://github.com/
 
 ```console
 > install_path="$(mktemp -d)"
-> curl -L https://github.com/kachick/selfup/releases/download/v1.1.1/selfup_Linux_x86_64.tar.gz | tar xvz -C "$install_path" selfup
+> curl -L https://github.com/kachick/selfup/releases/download/v1.2.0/selfup_Linux_x86_64.tar.gz | tar xvz -C "$install_path" selfup
 > "${install_path}/selfup" --version
 selfup VERSION (REV)
 ```