diff --git a/src/engine/gameManager/CombatManager.java b/src/engine/gameManager/CombatManager.java
index 2645c256..5dd17ecf 100644
--- a/src/engine/gameManager/CombatManager.java
+++ b/src/engine/gameManager/CombatManager.java
@@ -912,7 +912,7 @@ public enum CombatManager {
                         }
                     }
                     if(armorPierce > 0){
-                        damage *= 1 - armorPierce;
+                        damage *= 1 + armorPierce;
                     }
                 }