diff --git a/apps/web/src/pages/TacticalDefenseView.tsx b/apps/web/src/pages/TacticalDefenseView.tsx
index 806726a..fa57b8c 100644
--- a/apps/web/src/pages/TacticalDefenseView.tsx
+++ b/apps/web/src/pages/TacticalDefenseView.tsx
@@ -3256,7 +3256,7 @@ ${terrainResult.tacticalRecommendations.map((r, i) => `${i + 1}. ${r}`).join('\n
               {/* Action Button */}
               <button
                 onClick={() => runIsochroneCalculation()}
-                disabled={isIsochroneLoading}
+                disabled={isochroneLoading}
                 style={{
                   background: 'linear-gradient(135deg, #16a34a, #22c55e)',
                   border: 'none',
@@ -3273,7 +3273,7 @@ ${terrainResult.tacticalRecommendations.map((r, i) => `${i + 1}. ${r}`).join('\n
                   boxShadow: '0 4px 14px rgba(34, 197, 94, 0.4)'
                 }}
               >
-                {isIsochroneLoading ? (
+                {isochroneLoading ? (
                   <>
                     <RotateCcw size={15} style={{ animation: 'spin 1s linear infinite' }} />
                     <span>جاري احتساب مضلعات الوصول وشبكة الطرق...</span>