diff --git a/.github/workflows/validate.yml b/.github/workflows/validate.yml
index d40be66..66661e5 100644
--- a/.github/workflows/validate.yml
+++ b/.github/workflows/validate.yml
@@ -5,6 +5,7 @@ on:
     branches: [main]
   pull_request:
     branches: [main]
+  workflow_call:
 
 jobs:
   # ── Job 1: Lint (fast, runs on Linux) ──────────────────────────────────────