diff --git a/.gitea/workflows/container.yml b/.gitea/workflows/container.yml
index c836fda..4269b14 100644
--- a/.gitea/workflows/container.yml
+++ b/.gitea/workflows/container.yml
@@ -85,15 +85,17 @@ jobs:
           COMMIT_SHA: ${{ gitea.sha }}
         run: |
           set -euo pipefail
-          version_tag="$(
-            docker run --rm --entrypoint sh "${IMAGE}:${COMMIT_SHA}" -ec '
-              apache_version="$(httpd -v | sed -n "s#^Server version: Apache/\([0-9.]*\).*$#\1#p")"
-              php_version="$(php -r "echo PHP_VERSION;")"
-              test -n "${apache_version}"
-              test -n "${php_version}"
-              printf "%s-%s" "${apache_version}" "${php_version}"
-            '
+          apache_version="$(
+            docker run --rm --entrypoint httpd "${IMAGE}:${COMMIT_SHA}" -v \
+              | sed -n 's#^Server version: Apache/\([0-9.]*\).*$#\1#p'
           )"
+          php_version="$(
+            docker run --rm --entrypoint php "${IMAGE}:${COMMIT_SHA}" \
+              -r 'echo PHP_VERSION;'
+          )"
+          test -n "${apache_version}"
+          test -n "${php_version}"
+          version_tag="${apache_version}-${php_version}"
           printf 'VERSION_TAG=%s\n' "${version_tag}" >> "${GITHUB_ENV}"
           run_attempt="${GITHUB_RUN_ATTEMPT:-1}"
           test -n "${GITHUB_RUN_NUMBER}"