diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 00000000..ca79ca5b
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,6 @@
+version: 2
+updates:
+  - package-ecosystem: github-actions
+    directory: /
+    schedule:
+      interval: weekly
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 4b173a09..0d73c835 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -5,15 +5,16 @@ on:
     branches: [ master ]
   pull_request:
     branches: [ master ]
+  workflow_dispatch: # Allows you to run this workflow manually from the Actions tab
 
 jobs:
   test:
     strategy:
       matrix:
-        platform: [ubuntu-20.04, macos-11]
+        platform: [ubuntu-24.04, macos-14]
     runs-on: ${{ matrix.platform }}
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - run: make
     - run: make dist
     - run: make test
diff --git a/todo.sh b/todo.sh
index 7c43c1eb..026739a5 100755
--- a/todo.sh
+++ b/todo.sh
@@ -1346,8 +1346,8 @@ case $action in
 "listpri" | "lsp" )
     shift ## was "listpri", new $1 is priority to list or first TERM
 
-    pri=$(printf "%s\n" "$1" | grep '^\([A-Za-z]\|[A-Za-z]-[A-Za-z]\|[A-Z][A-Z-]*[A-Z]\)$') && shift || pri="A-Z"
-    post_filter_command="${post_filter_command:-}${post_filter_command:+ | }grep '^ *[0-9]\+ ([${pri^^}]) '"
+    pri=$(set -o pipefail; printf "%s\n" "$1" | grep '^\([A-Za-z]\|[A-Za-z]-[A-Za-z]\|[A-Z][A-Z-]*[A-Z]\)$' | tr '[:lower:]' '[:upper:]') && shift || pri="A-Z"
+    post_filter_command="${post_filter_command:-}${post_filter_command:+ | }grep '^ *[0-9]\+ ([${pri}]) '"
     _list "$TODO_FILE" "$@"
     ;;