diff --git a/OpenSim/Framework/RegionSettings.cs b/OpenSim/Framework/RegionSettings.cs
index 67bbe3e72e..01c07272a2 100644
--- a/OpenSim/Framework/RegionSettings.cs
+++ b/OpenSim/Framework/RegionSettings.cs
@@ -110,10 +110,10 @@ namespace OpenSim.Framework
         /// <value>
         /// These appear to be terrain textures that are shipped with the client.
         /// </value>
-        public static readonly UUID DEFAULT_TERRAIN_TEXTURE_1 = new("b8d3965a-ad78-bf43-699b-bff8eca6c975");
-        public static readonly UUID DEFAULT_TERRAIN_TEXTURE_2 = new("abb783e6-3e93-26c0-248a-247666855da3");
-        public static readonly UUID DEFAULT_TERRAIN_TEXTURE_3 = new("179cdabd-398a-9b6b-1391-4dc333ba321f");
-        public static readonly UUID DEFAULT_TERRAIN_TEXTURE_4 = new("beb169c7-11ea-fff2-efe5-0f24dc881df2");
+        public static readonly UUID DEFAULT_TERRAIN_TEXTURE_1 = new("0bc58228-74a0-7e83-89bc-5c23464bcec5");
+        public static readonly UUID DEFAULT_TERRAIN_TEXTURE_2 = new("63338ede-0037-c4fd-855b-015d77112fc8");
+        public static readonly UUID DEFAULT_TERRAIN_TEXTURE_3 = new("303cd381-8560-7579-23f1-f0a880799740");
+        public static readonly UUID DEFAULT_TERRAIN_TEXTURE_4 = new("53a2f406-4895-1d13-d541-d2e3b86bc19c");
 
         public static readonly UUID DEFAULT_TERRAIN_PBR_1 = new("b8d3965a-ad78-bf43-699b-bff8eca6c975");
         public static readonly UUID DEFAULT_TERRAIN_PBR_2 = new("abb783e6-3e93-26c0-248a-247666855da3");
diff --git a/bin/assets/TexturesAssetSet/0bc58228-74a0-7e83-89bc-5c23464bcec5.j2c b/bin/assets/TexturesAssetSet/0bc58228-74a0-7e83-89bc-5c23464bcec5.j2c
new file mode 100644
index 0000000000..20cbd5b3a6
Binary files /dev/null and b/bin/assets/TexturesAssetSet/0bc58228-74a0-7e83-89bc-5c23464bcec5.j2c differ
diff --git a/bin/assets/TexturesAssetSet/303cd381-8560-7579-23f1-f0a880799740.j2c b/bin/assets/TexturesAssetSet/303cd381-8560-7579-23f1-f0a880799740.j2c
new file mode 100644
index 0000000000..905bd1b5c9
Binary files /dev/null and b/bin/assets/TexturesAssetSet/303cd381-8560-7579-23f1-f0a880799740.j2c differ
diff --git a/bin/assets/TexturesAssetSet/53a2f406-4895-1d13-d541-d2e3b86bc19c.j2c b/bin/assets/TexturesAssetSet/53a2f406-4895-1d13-d541-d2e3b86bc19c.j2c
new file mode 100644
index 0000000000..ecc76fa8c4
Binary files /dev/null and b/bin/assets/TexturesAssetSet/53a2f406-4895-1d13-d541-d2e3b86bc19c.j2c differ
diff --git a/bin/assets/TexturesAssetSet/63338ede-0037-c4fd-855b-015d77112fc8.j2c b/bin/assets/TexturesAssetSet/63338ede-0037-c4fd-855b-015d77112fc8.j2c
new file mode 100644
index 0000000000..458be1cef7
Binary files /dev/null and b/bin/assets/TexturesAssetSet/63338ede-0037-c4fd-855b-015d77112fc8.j2c differ
diff --git a/bin/assets/TexturesAssetSet/TexturesAssetSet.xml b/bin/assets/TexturesAssetSet/TexturesAssetSet.xml
index 52bc7e1af3..a2ed70fa14 100644
--- a/bin/assets/TexturesAssetSet/TexturesAssetSet.xml
+++ b/bin/assets/TexturesAssetSet/TexturesAssetSet.xml
@@ -375,26 +375,51 @@
   </Section>
 
   <Section Name="Terrain Dirt">
-    <Key Name="assetID" Value="b8d3965a-ad78-bf43-699b-bff8eca6c975"/>
+    <Key Name="assetID" Value="0bc58228-74a0-7e83-89bc-5c23464bcec5"/>
     <Key Name="name" Value="Terrain Dirt"/>
     <Key Name="assetType" Value="0" />
+    <Key Name="fileName" Value="0bc58228-74a0-7e83-89bc-5c23464bcec5.j2c" />
+  </Section>
+  <Section Name="Terrain Grass">
+    <Key Name="assetID" Value="63338ede-0037-c4fd-855b-015d77112fc8"/>
+    <Key Name="name" Value="Terrain Grass"/>
+    <Key Name="assetType" Value="0" />
+    <Key Name="fileName" Value="63338ede-0037-c4fd-855b-015d77112fc8.j2c" />
+  </Section>
+  <Section Name="Terrain Mountain">
+    <Key Name="assetID" Value="303cd381-8560-7579-23f1-f0a880799740"/>
+    <Key Name="name" Value="Terrain Mountain"/>
+    <Key Name="assetType" Value="0" />
+    <Key Name="fileName" Value="303cd381-8560-7579-23f1-f0a880799740.j2c" />
+  </Section>
+  <Section Name="Terrain Rock">
+    <Key Name="assetID" Value="53a2f406-4895-1d13-d541-d2e3b86bc19c"/>
+    <Key Name="name" Value="Terrain Rock"/>
+    <Key Name="assetType" Value="0" />
+    <Key Name="fileName" Value="53a2f406-4895-1d13-d541-d2e3b86bc19c.j2c" />
+  </Section>
+
+  <Section Name="Terrain Dirt (legacy)">
+    <Key Name="assetID" Value="b8d3965a-ad78-bf43-699b-bff8eca6c975"/>
+    <Key Name="name" Value="Terrain Dirt (legacy)"/>
+    <Key Name="assetType" Value="0" />
     <Key Name="fileName" Value="Terrain Dirt-b8d3965a-ad78-bf43-699b-bff8eca6c975.texture" />
   </Section>
-  <Section Name="Terrain Grass">
+  <Section Name="Terrain Grass (legacy)">
     <Key Name="assetID" Value="abb783e6-3e93-26c0-248a-247666855da3"/>
-    <Key Name="name" Value="Terrain Grass"/>
+    <Key Name="name" Value="Terrain Grass (legacy)"/>
     <Key Name="assetType" Value="0" />
     <Key Name="fileName" Value="Terrain Grass-abb783e6-3e93-26c0-248a-247666855da3.texture" />
   </Section>
-  <Section Name="Terrain Mountain">
+  <Section Name="Terrain Mountain (legacy)">
     <Key Name="assetID" Value="179cdabd-398a-9b6b-1391-4dc333ba321f"/>
-    <Key Name="name" Value="Terrain Mountain"/>
+    <Key Name="name" Value="Terrain Mountain (legacy)"/>
     <Key Name="assetType" Value="0" />
     <Key Name="fileName" Value="Terrain Mountain-179cdabd-398a-9b6b-1391-4dc333ba321f.texture" />
   </Section>
-  <Section Name="Terrain Rock">
+  <Section Name="Terrain Rock (legacy)">
     <Key Name="assetID" Value="beb169c7-11ea-fff2-efe5-0f24dc881df2"/>
-    <Key Name="name" Value="Terrain Rock"/>
+    <Key Name="name" Value="Terrain Rock (legacy)"/>
     <Key Name="assetType" Value="0" />
     <Key Name="fileName" Value="Terrain Rock-beb169c7-11ea-fff2-efe5-0f24dc881df2.texture" />
   </Section>
diff --git a/bin/inventory/TexturesLibrary/TexturesLibraryItems.xml b/bin/inventory/TexturesLibrary/TexturesLibraryItems.xml
index b146c2111b..5497c11de3 100644
--- a/bin/inventory/TexturesLibrary/TexturesLibraryItems.xml
+++ b/bin/inventory/TexturesLibrary/TexturesLibraryItems.xml
@@ -516,7 +516,7 @@
 
   <Section Name="Terrain Dirt">
     <Key Name="inventoryID" Value="00000000-0000-2222-9999-000000000006"/>
-    <Key Name="assetID" Value="b8d3965a-ad78-bf43-699b-bff8eca6c975"/>
+    <Key Name="assetID" Value="0bc58228-74a0-7e83-89bc-5c23464bcec5"/>
     <Key Name="folderID" Value="00000112-000f-0000-0000-000100bba001"/>
     <Key Name="description" Value="" />
     <Key Name="name" Value="Terrain Dirt" />
@@ -526,7 +526,7 @@
 
   <Section Name="Terrain Grass">
     <Key Name="inventoryID" Value="00000000-0000-2222-9999-000000000007"/>
-    <Key Name="assetID" Value="abb783e6-3e93-26c0-248a-247666855da3"/>
+    <Key Name="assetID" Value="63338ede-0037-c4fd-855b-015d77112fc8"/>
     <Key Name="folderID" Value="00000112-000f-0000-0000-000100bba001"/>
     <Key Name="description" Value="" />
     <Key Name="name" Value="Terrain Grass" />
@@ -536,7 +536,7 @@
 
   <Section Name="Terrain Mountain">
     <Key Name="inventoryID" Value="00000000-0000-2222-9999-000000000008"/>
-    <Key Name="assetID" Value="179cdabd-398a-9b6b-1391-4dc333ba321f"/>
+    <Key Name="assetID" Value="303cd381-8560-7579-23f1-f0a880799740"/>
     <Key Name="folderID" Value="00000112-000f-0000-0000-000100bba001"/>
     <Key Name="description" Value="" />
     <Key Name="name" Value="Terrain Mountain" />
@@ -546,7 +546,7 @@
 
   <Section Name="Terrain Rock">
     <Key Name="inventoryID" Value="00000000-0000-2222-9999-000000000009"/>
-    <Key Name="assetID" Value="beb169c7-11ea-fff2-efe5-0f24dc881df2"/>
+    <Key Name="assetID" Value="53a2f406-4895-1d13-d541-d2e3b86bc19c"/>
     <Key Name="folderID" Value="00000112-000f-0000-0000-000100bba001"/>
     <Key Name="description" Value="" />
     <Key Name="name" Value="Terrain Rock" />