diff --git a/gui/dialogs/static-lod.xml b/gui/dialogs/static-lod.xml
index 81668d9ce..338b27777 100644
--- a/gui/dialogs/static-lod.xml
+++ b/gui/dialogs/static-lod.xml
@@ -86,6 +86,18 @@
       <property>/sim/rendering/static-lod/ai-detailed</property>
     </input>
 
+    <text>
+      <row>4</row><col>0</col>
+      <halign>right</halign>
+      <label>AI/MP Interior</label>
+    </text>
+
+    <input>
+      <row>4</row><col>1</col>
+      <halign>fill</halign>
+      <property>/sim/rendering/static-lod/ai-interior</property>
+    </input>
+
 <!-- // meaningless for now...
     <input>
       <row>3</row><col>3</col>
diff --git a/preferences.xml b/preferences.xml
index dbbbe2afe..ef6e49b57 100644
--- a/preferences.xml
+++ b/preferences.xml
@@ -170,6 +170,7 @@ Started September 2000 by David Megginson, david@megginson.com
 				<bare type="double" userarchive="y">30000</bare>
 				<ai-detailed type="double" userarchive="y">10000</ai-detailed>
 				<!-- ai-bare type="double" userarchive="y">10000</ai-bare -->
+				<ai-interior type="double" userarchive="y">50</ai-interior>
 			</static-lod>
 			<random-objects type="bool" userarchive="y">true</random-objects>
 			<random-vegetation type="bool" userarchive="y">true</random-vegetation>