diff --git a/.forgejo/workflows/release.yml b/.forgejo/workflows/release.yml
index bdba532..468e423 100644
--- a/.forgejo/workflows/release.yml
+++ b/.forgejo/workflows/release.yml
@@ -13,9 +13,11 @@ jobs:
 
       - name: Extract version
         run: |
+          # Plain parameter expansion, not `grep -P` — the runner's grep
+          # build has no PCRE support, so -P silently matches nothing.
           VERSION=$(grep '^version:' app/pubspec.yaml | sed 's/version: //')
-          echo "VERSION_CODE=$(echo "$VERSION" | grep -oP '(?<=\+)\d+')" >> $GITHUB_ENV
-          echo "VERSION_NAME=$(echo "$VERSION" | grep -oP '^[^+]+')" >> $GITHUB_ENV
+          echo "VERSION_CODE=${VERSION##*+}" >> $GITHUB_ENV
+          echo "VERSION_NAME=${VERSION%%+*}" >> $GITHUB_ENV
 
       - name: Decode keystore
         run: |