diff --git a/.gitea/workflows/build-release.yml b/.gitea/workflows/build-release.yml
index ab306152..95d2d1c1 100644
--- a/.gitea/workflows/build-release.yml
+++ b/.gitea/workflows/build-release.yml
@@ -154,14 +154,19 @@ jobs:
           #
           # `if [ -f "dir/"*.ext ]` was also wrong on its own terms: with more
           # than one match `test` gets extra arguments and fails.
-          shopt -s nullglob
+          #
+          # No `shopt -s nullglob` here: the runner executes `run:` blocks with
+          # POSIX sh, where shopt does not exist -- it exited 127 and killed the
+          # step (which is why v0.9.0 and v0.9.1 built but never published).
+          # Without nullglob an unmatched pattern stays literal, so test each
+          # candidate instead. Same POSIX-only rule as traceability-check.yml.
           for bundle in \
             src-tauri/target/release/bundle/appimage/*.AppImage \
             src-tauri/target/release/bundle/deb/*.deb \
             src-tauri/target/release/bundle/rpm/*.rpm; do
+            [ -e "$bundle" ] || continue
             cp -v "$bundle" dist/linux/
           done
-          shopt -u nullglob
 
           # A release with no Linux package is a failure, not a quiet success.
           if [ -z "$(ls -A dist/linux/)" ]; then