diff --git a/src/main/java/com/atsuishio/superbwarfare/event/GunEventHandler.java b/src/main/java/com/atsuishio/superbwarfare/event/GunEventHandler.java
index 669de4646..2153ffafb 100644
--- a/src/main/java/com/atsuishio/superbwarfare/event/GunEventHandler.java
+++ b/src/main/java/com/atsuishio/superbwarfare/event/GunEventHandler.java
@@ -543,10 +543,11 @@ public class GunEventHandler {
             MinecraftForge.EVENT_BUS.post(new ReloadEvent.Pre(player, stack));
 
             // 此处判断空仓换弹的时候，是否在准备阶段就需要装填一发，如M870
-            if (tag.getDouble("prepare_load_time") != 0 && tag.getInt("ammo") == 0) {
+            if (GunsTool.getGunIntTag(stack, "PrepareLoadTime", 0) != 0 && tag.getInt("ammo") == 0) {
                 playGunPrepareLoadReloadSounds(player);
-                tag.putInt("prepare_load", (int) tag.getDouble("prepare_load_time") + 1);
-                player.getCooldowns().addCooldown(stack.getItem(), (int) tag.getDouble("prepare_load_time"));
+                int prepareLoadTime = GunsTool.getGunIntTag(stack, "PrepareLoadTime", 0);
+                tag.putInt("prepare_load", prepareLoadTime + 1);
+                player.getCooldowns().addCooldown(stack.getItem(), prepareLoadTime);
             } else if (tag.getDouble("prepare_empty") != 0 && tag.getInt("ammo") == 0) {
                 // 此处判断空仓换弹，如莫辛纳甘
                 playGunEmptyPrepareSounds(player);
diff --git a/src/main/java/com/atsuishio/superbwarfare/tools/GunsTool.java b/src/main/java/com/atsuishio/superbwarfare/tools/GunsTool.java
index 21a982f68..beb99b0f4 100644
--- a/src/main/java/com/atsuishio/superbwarfare/tools/GunsTool.java
+++ b/src/main/java/com/atsuishio/superbwarfare/tools/GunsTool.java
@@ -57,7 +57,7 @@ public class GunsTool {
     private static final Set<String> STRING_SET = Set.of("EmptyReloadTime", "FireMode", "Weight", "SoundRadius", "BurstSize", "ProjectileAmount",
             "Spread", "NormalReloadTime", "Headshot", "Semi", "Burst", "Auto", "RecoilX", "RecoilY", "Velocity", "Damage", "BypassesArmor",
             "RPM", "Magazine", "MinZoom", "MaxZoom", "CustomZoom", "ExplosionDamage", "ExplosionRadius", "BoltActionTime", "ClipLoad",
-            "PrepareTime", "IterativeTime");
+            "PrepareTime", "IterativeTime", "PrepareLoadTime");
 
     public static void initGun(Level level, ItemStack stack, String location) {
         if (level.getServer() == null) return;
diff --git a/src/main/resources/data/superbwarfare/guns/m_870.json b/src/main/resources/data/superbwarfare/guns/m_870.json
index b96521841..a537ffdef 100644
--- a/src/main/resources/data/superbwarfare/guns/m_870.json
+++ b/src/main/resources/data/superbwarfare/guns/m_870.json
@@ -6,13 +6,12 @@
   "Headshot": 1.5,
   "Velocity": 17,
   "Magazine": 8,
-  "force_stop_reloading": 1,
   "ProjectileAmount": 12,
   "Weight": 4,
   "FireMode": 0,
   "Semi": 1,
   "PrepareTime": 7,
-  "prepare_load_time": 36,
+  "PrepareLoadTime": 36,
   "IterativeTime": 16,
   "finish_time": 12,
   "BypassesArmor": 0.05,
diff --git a/src/main/resources/data/superbwarfare/guns/marlin.json b/src/main/resources/data/superbwarfare/guns/marlin.json
index 4a9644369..c20870207 100644
--- a/src/main/resources/data/superbwarfare/guns/marlin.json
+++ b/src/main/resources/data/superbwarfare/guns/marlin.json
@@ -6,7 +6,6 @@
   "Headshot": 2.5,
   "Velocity": 38,
   "Magazine": 8,
-  "force_stop_reloading": 1,
   "Weight": 3,
   "FireMode": 0,
   "Semi": 1,