diff --git a/materials.xml b/materials.xml
index ab5264a26..17d8cdb0a 100644
--- a/materials.xml
+++ b/materials.xml
@@ -960,14 +960,14 @@ Shared parameters for various materials.
   <object-group>
    <range-m>5000</range-m>
    <object>
-    <path>Models/Buildings/cube-apartment.ac</path>
-    <path>Models/Buildings/medium-apartment.ac</path>
+    <path>Models/Residential/cube-apartment.ac</path>
+    <path>Models/Residential/medium-apartment.ac</path>
     <path>Models/Buildings/renovated-apartment.ac</path>
     <coverage-m2>1000000</coverage-m2>
     <heading-type>random</heading-type>
    </object>
    <object>
-    <path>Models/Buildings/small-glass-office-building.ac</path>
+    <path>Models/Commercial/small-glass-office-building.ac</path>
     <path>Models/Buildings/medium-glass-office-building.ac</path>
     <path>Models/Buildings/small-modern-office.ac</path>
     <path>Models/Buildings/small-office.ac</path>
@@ -1814,14 +1814,14 @@ Shared parameters for various materials.
   <object-group>
    <range-m>5000</range-m>
    <object>
-    <path>Models/Buildings/cube-apartment.ac</path>
-    <path>Models/Buildings/medium-apartment.ac</path>
+    <path>Models/Residential/cube-apartment.ac</path>
+    <path>Models/Residential/medium-apartment.ac</path>
     <path>Models/Buildings/renovated-apartment.ac</path>
     <coverage-m2>1000000</coverage-m2>
     <heading-type>random</heading-type>
    </object>
    <object>
-    <path>Models/Buildings/small-glass-office-building.ac</path>
+    <path>Models/Commercial/small-glass-office-building.ac</path>
     <path>Models/Buildings/medium-glass-office-building.ac</path>
     <path>Models/Buildings/small-modern-office.ac</path>
     <path>Models/Buildings/small-office.ac</path>