diff --git a/binaries/data/mods/public/simulation/templates/template_structure_military_fortress.xml b/binaries/data/mods/public/simulation/templates/template_structure_military_fortress.xml
index a3cbe2b3af..4fa6c912be 100644
--- a/binaries/data/mods/public/simulation/templates/template_structure_military_fortress.xml
+++ b/binaries/data/mods/public/simulation/templates/template_structure_military_fortress.xml
@@ -104,7 +104,9 @@
     </SoundGroups>
   </Sound>
   <TerritoryInfluence>
-    <Radius>100</Radius>
+    <Root>true</Root>
+    <Radius>80</Radius>
+    <Weight>40000</Weight>
   </TerritoryInfluence>
   <Vision>
     <Range>80</Range>