diff --git a/BasicRotations/Tank/GNB_Default.cs b/BasicRotations/Tank/GNB_Default.cs
index 5f7dff6..f7d1597 100644
--- a/BasicRotations/Tank/GNB_Default.cs
+++ b/BasicRotations/Tank/GNB_Default.cs
@@ -126,7 +126,7 @@ protected override bool GeneralGCD(out IAction? act)
         if (DemonSlaughterPvE.CanUse(out act)) return true;
         if (DemonSlicePvE.CanUse(out act)) return true;
 
-        if (Ammo == 2 && IsLastGCD(ActionID.BrutalShellPvE) && BurstStrikePvE.CanUse(out act)) return true;
+        if (Ammo == MaxAmmo && IsLastGCD(ActionID.BrutalShellPvE) && BurstStrikePvE.CanUse(out act)) return true;
         
         if (SolidBarrelPvE.CanUse(out act)) return true;
         if (BrutalShellPvE.CanUse(out act)) return true;