diff --git a/scripts/verify-battle-scenario-data.mjs b/scripts/verify-battle-scenario-data.mjs
index 68c26f1..0fa8ad3 100644
--- a/scripts/verify-battle-scenario-data.mjs
+++ b/scripts/verify-battle-scenario-data.mjs
@@ -204,6 +204,7 @@ function validateObjectives(errors, scenario, context) {
 function validateTacticalGuide(errors, scenario, eventKeys, context) {
   const guide = scenario.tacticalGuide;
   if (!guide) {
+    errors.push(`${context}: tacticalGuide is required`);
     return;
   }