diff --git a/indra/newview/app_settings/settings.xml b/indra/newview/app_settings/settings.xml
index 4413cf9269..e1fb82be32 100644
--- a/indra/newview/app_settings/settings.xml
+++ b/indra/newview/app_settings/settings.xml
@@ -10844,6 +10844,17 @@
       <key>Value</key>
       <integer>0</integer>
     </map>
+    <key>RenderTerrainPBRForce</key>
+    <map>
+      <key>Comment</key>
+      <string>Force-load PBR terrain if enabled</string>
+      <key>Persist</key>
+      <integer>0</integer>
+      <key>Type</key>
+      <string>Boolean</string>
+      <key>Value</key>
+      <integer>0</integer>
+    </map>
     <key>RenderTerrainPBRDetail</key>
     <map>
       <key>Comment</key>
diff --git a/indra/newview/llvlcomposition.cpp b/indra/newview/llvlcomposition.cpp
index f645023217..7c16ee4f61 100644
--- a/indra/newview/llvlcomposition.cpp
+++ b/indra/newview/llvlcomposition.cpp
@@ -142,6 +142,27 @@ BOOL LLTerrainMaterials::texturesReady(BOOL boost)
 
 BOOL LLTerrainMaterials::materialsReady(BOOL boost)
 {
+#if 1
+    static bool sRenderTerrainPBREnabled = gSavedSettings.get<bool>("RenderTerrainPBREnabled");
+    static LLCachedControl<bool> sRenderTerrainPBRForce(gSavedSettings, "RenderTerrainPBRForce", false);
+    if (sRenderTerrainPBREnabled && sRenderTerrainPBRForce)
+    {
+        bool defined = true;
+        for (S32 i = 0; i < ASSET_COUNT; i++)
+        {
+            if (!mDetailMaterials[i])
+            {
+                defined = false;
+                break;
+            }
+        }
+        if (defined)
+        {
+            return TRUE;
+        }
+    }
+#endif
+
     BOOL ready = TRUE;
 	for (S32 i = 0; i < ASSET_COUNT; i++)
 	{