diff --git a/src/main/java/com/atsuishio/superbwarfare/item/gun/GunItem.java b/src/main/java/com/atsuishio/superbwarfare/item/gun/GunItem.java
index 3ab2f4fbe..a91ab6ce9 100644
--- a/src/main/java/com/atsuishio/superbwarfare/item/gun/GunItem.java
+++ b/src/main/java/com/atsuishio/superbwarfare/item/gun/GunItem.java
@@ -197,11 +197,6 @@ public abstract class GunItem extends Item implements CustomRendererItem {
         return false;
     }
 
-    public boolean canApplyPerk(Perk perk) {
-        return true;
-    }
-
-
     /**
      * 是否使用弹匣换弹
      *
diff --git a/src/main/java/com/atsuishio/superbwarfare/item/gun/data/DefaultGunData.java b/src/main/java/com/atsuishio/superbwarfare/item/gun/data/DefaultGunData.java
index d0ac8f7a8..3a391e362 100644
--- a/src/main/java/com/atsuishio/superbwarfare/item/gun/data/DefaultGunData.java
+++ b/src/main/java/com/atsuishio/superbwarfare/item/gun/data/DefaultGunData.java
@@ -76,5 +76,14 @@ public class DefaultGunData {
     public double heatPerShoot = 0;
 
     @SerializedName("AvailablePerks")
-    public List<String> availablePerks;
+    public List<String> availablePerks = List.of(
+            "@Ammo",
+            "superbwarfare:field_doctor",
+            "superbwarfare:powerful_attraction",
+            "superbwarfare:intelligent_chip",
+            "superbwarfare:monster_hunter",
+            "superbwarfare:vorpal_weapon",
+            "!superbwarfare:micro_missile",
+            "!superbwarfare:longer_wire"
+    );
 }