diff --git a/megamek/src/megamek/common/actions/WeaponAttackAction.java b/megamek/src/megamek/common/actions/WeaponAttackAction.java
index f8e40d3d808..94a32d00e34 100644
--- a/megamek/src/megamek/common/actions/WeaponAttackAction.java
+++ b/megamek/src/megamek/common/actions/WeaponAttackAction.java
@@ -4427,7 +4427,11 @@ else if ((atype != null)
             if ((null != te) && !te.isAirborne() && !te.isSpaceborne() && (te instanceof Dropship)) {
                 immobileMod = new ToHitData(-4, Messages.getString("WeaponAttackAction.ImmobileDs"));
             } else {
-                immobileMod = Compute.getImmobileMod(target, aimingAt, aimingMode);
+                if(Compute.allowAimedShotWith(weapon, aimingMode)) {
+                    immobileMod = Compute.getImmobileMod(target, aimingAt, aimingMode);
+                } else {
+                    immobileMod = Compute.getImmobileMod(target, aimingAt, AimingMode.NONE);
+                }
             }
 
             if (immobileMod != null) {