diff --git a/.forgejo/workflows/register-skill-release.yml b/.forgejo/workflows/register-skill-release.yml
index 52670f0..9d9bddd 100644
--- a/.forgejo/workflows/register-skill-release.yml
+++ b/.forgejo/workflows/register-skill-release.yml
@@ -26,6 +26,9 @@ jobs:
         shell: bash
         run: |
           set -euo pipefail
+          if [ -z "${SKILL_DOC_PATH:-}" ]; then
+            SKILL_DOC_PATH="SKILL.md"
+          fi
           DOC_ABS_PATH="${SKILL_SUBPATH:+$SKILL_SUBPATH/}${SKILL_DOC_PATH}"
           if [ ! -f "$DOC_ABS_PATH" ]; then
             if [ -f "${SKILL_SUBPATH:+$SKILL_SUBPATH/}README.md" ]; then