diff --git a/.github/workflows/update-codelists.yml b/.github/workflows/update-codelists.yml
index cbe75670..afe74b34 100644
--- a/.github/workflows/update-codelists.yml
+++ b/.github/workflows/update-codelists.yml
@@ -1,5 +1,6 @@
 name: Update codelists
 on:
+  workflow_dispatch:
   repository_dispatch:
     types: [update-codelists]
 jobs:
@@ -7,11 +8,12 @@ jobs:
     name: Update codelists
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
-    - name: Set up Python 3.7
-      uses: actions/setup-python@v5
+    - uses: actions/checkout@v5
+    - name: Set up Python 3.8
+      uses: actions/setup-python@v6
       with:
-        python-version: 3.7
+        python-version: 3.8
+        cache: pip
     - name: Install python dependencies
       run: |
         python -m pip install --upgrade pip
@@ -20,7 +22,7 @@ jobs:
       run: |
         iati download-codelists
     - name: Create a pull request
-      uses: peter-evans/create-pull-request@v3
+      uses: peter-evans/create-pull-request@v7
       with:
         token: ${{ secrets.GH_TOKEN }}
         commit-message: Codelist update