diff --git a/.github/workflows/renovate.yaml b/.github/workflows/renovate.yaml
index a85138183..dd9806226 100644
--- a/.github/workflows/renovate.yaml
+++ b/.github/workflows/renovate.yaml
@@ -48,7 +48,7 @@ jobs:
           CHANGELOG_APPEND: ${{ contains(steps.pr.outputs.labels, 'changelog-append') }}
         run: |
           set -eux
-          export DESCRIPTION="$(sed 's/^:.*: //' <<<"$TITLE")"
+          export DESCRIPTION="$(perl -pe 's/^.+?: (.)/\U$1/' <<<"$TITLE")"
           CHANGELOG="$(yq -o json '[{"kind": "changed", "description": strenv(DESCRIPTION)}]')"
           UPDATE_TYPE=replace
           if [[ "$CHANGELOG_APPEND" == "true" ]]; then