diff --git a/1.6/1.6/Defs/ThingDefs_Buildings/Building_WULA_ArmedShuttleWithPocket.xml b/1.6/1.6/Defs/ThingDefs_Buildings/Building_WULA_ArmedShuttleWithPocket.xml
index 1a91a422..b02b03f9 100644
--- a/1.6/1.6/Defs/ThingDefs_Buildings/Building_WULA_ArmedShuttleWithPocket.xml
+++ b/1.6/1.6/Defs/ThingDefs_Buildings/Building_WULA_ArmedShuttleWithPocket.xml
@@ -129,7 +129,7 @@
         <sound>ShuttleIdle_Ambience</sound>
       </li>
       <li Class="CompProperties_ProjectileInterceptor">
-        <radius>9</radius>
+        <radius>6</radius>
         <interceptGroundProjectiles>true</interceptGroundProjectiles>
         <color>(0.5, 0.3, 0.9, 0.5)</color>
         <reactivateEffect>BulletShieldGenerator_Reactivate</reactivateEffect>
diff --git a/1.6/1.6/Defs/ThingDefs_Buildings/Building_WULA_Shuttle.xml b/1.6/1.6/Defs/ThingDefs_Buildings/Building_WULA_Shuttle.xml
index bc1ce1a3..9af6bb37 100644
--- a/1.6/1.6/Defs/ThingDefs_Buildings/Building_WULA_Shuttle.xml
+++ b/1.6/1.6/Defs/ThingDefs_Buildings/Building_WULA_Shuttle.xml
@@ -123,7 +123,7 @@
         <sound>ShuttleIdle_Ambience</sound>
       </li>
       <li Class="CompProperties_ProjectileInterceptor">
-        <radius>9</radius>
+        <radius>6</radius>
         <interceptGroundProjectiles>true</interceptGroundProjectiles>
         <color>(0.5, 0.3, 0.9, 0.5)</color>
         <reactivateEffect>BulletShieldGenerator_Reactivate</reactivateEffect>
diff --git a/1.6/1.6/Defs/ThingDefs_Buildings/Buildings_Structure.xml b/1.6/1.6/Defs/ThingDefs_Buildings/Buildings_Structure.xml
index 15247fb7..a6bfb0fa 100644
--- a/1.6/1.6/Defs/ThingDefs_Buildings/Buildings_Structure.xml
+++ b/1.6/1.6/Defs/ThingDefs_Buildings/Buildings_Structure.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8" ?>
 <Defs>
-  <ThingDef ParentName="Wall">
+  <ThingDef ParentName="Wall" Name="WulaWall">
     <defName>WulaWall</defName>
     <label>乌拉帝国堡垒</label>
     <description>乌拉帝国堡垒外壁，相当厚实，能够抵御大量伤害，并且拥有气密性，可以用在飞船外壳上。</description>
@@ -60,6 +60,12 @@
     </comps>
   </ThingDef>
 
+  <ThingDef ParentName="WulaWall">
+    <defName>WulaWall_Indoor</defName>
+    <label>乌拉帝国饰板</label>
+    <description>乌拉帝国非承重墙体，相当厚实，能够抵御大量伤害，并且拥有气密性，可以用在飞船外壳上。</description>
+  </ThingDef>
+
   <ThingDef ParentName="DoorBase">
     <defName>WulaDoor</defName>
     <label>乌拉帝国大门</label>