diff --git a/materials.xml b/materials.xml
index e6eb3e592..40896c60b 100644
--- a/materials.xml
+++ b/materials.xml
@@ -2755,17 +2755,17 @@ Shared parameters for various materials.
   </object>
   <object>
    <path>Models/Buildings/shop.ac</path>
-   <coverage-m2>1000000</coverage-m2>
+   <coverage-m2>700000</coverage-m2>
    <heading-type>random</heading-type>
   </object>
   <object>
    <path>Models/Buildings/hosshop.ac</path>
-   <coverage-m2>1000000</coverage-m2>
+   <coverage-m2>1500000</coverage-m2>
    <heading-type>random</heading-type>
   </object>
   <object>
    <path>Models/Buildings/weapshop.ac</path>
-   <coverage-m2>1000000</coverage-m2>
+   <coverage-m2>700000</coverage-m2>
    <heading-type>random</heading-type>
   </object>
  </object-group>
@@ -2822,32 +2822,32 @@ Shared parameters for various materials.
   </object>
   <object>
    <path>Models/Buildings/big-church.ac</path>
-   <coverage-m2>250000</coverage-m2>
+   <coverage-m2>75000</coverage-m2>
    <heading-type>random</heading-type>
   </object>
   <object>
    <path>Models/Buildings/brick-school.ac</path>
-   <coverage-m2>4000000</coverage-m2>
+   <coverage-m2>75000</coverage-m2>
    <heading-type>random</heading-type>
   </object>
   <object>
    <path>Models/Buildings/water-tower.ac</path>
-   <coverage-m2>1000000</coverage-m2>
+   <coverage-m2>100000</coverage-m2>
    <heading-type>random</heading-type>
   </object>
   <object>
    <path>Models/Buildings/shop.ac</path>
-   <coverage-m2>50000</coverage-m2>
+   <coverage-m2>40000</coverage-m2>
    <heading-type>random</heading-type>
   </object>
   <object>
    <path>Models/Buildings/hosshop.ac</path>
-   <coverage-m2>50000</coverage-m2>
+   <coverage-m2>75000</coverage-m2>
    <heading-type>random</heading-type>
   </object>
   <object>
    <path>Models/Buildings/weapshop.ac</path>
-   <coverage-m2>50000</coverage-m2>
+   <coverage-m2>40000</coverage-m2>
    <heading-type>random</heading-type>
   </object>
  </object-group>