diff --git a/OpenSim/Region/ScriptEngine/Common/LSL_BuiltIn_Commands_Interface.cs b/OpenSim/Region/ScriptEngine/Common/LSL_BuiltIn_Commands_Interface.cs
index b4e68cd595..b622c5ddee 100644
--- a/OpenSim/Region/ScriptEngine/Common/LSL_BuiltIn_Commands_Interface.cs
+++ b/OpenSim/Region/ScriptEngine/Common/LSL_BuiltIn_Commands_Interface.cs
@@ -636,5 +636,8 @@ namespace OpenSim.Region.ScriptEngine.Common
 
         //OpenSim functions
         string osSetDynamicTextureURL(string dynamicID, string contentType, string url, string extraParams, int timer);
+        double osTerrainGetHeight(int x, int y);
+        int osTerrainSetHeight(int x, int y, double val);
+        int osRegionRestart(double seconds);
     }
 }
\ No newline at end of file
diff --git a/OpenSim/Region/ScriptEngine/DotNetEngine/Compiler/LSL/LSL_BaseClass.cs b/OpenSim/Region/ScriptEngine/DotNetEngine/Compiler/LSL/LSL_BaseClass.cs
index b86552bd1e..7c1d66e13d 100644
--- a/OpenSim/Region/ScriptEngine/DotNetEngine/Compiler/LSL/LSL_BaseClass.cs
+++ b/OpenSim/Region/ScriptEngine/DotNetEngine/Compiler/LSL/LSL_BaseClass.cs
@@ -1819,6 +1819,21 @@ namespace OpenSim.Region.ScriptEngine.DotNetEngine.Compiler.LSL
             return m_LSL_Functions.osSetDynamicTextureURL(dynamicID, contentType, url, extraParams, timer);
         }
 
+        public double osTerrainGetHeight(int x, int y)
+        {
+            return m_LSL_Functions.osTerrainGetHeight(x, y);
+        }
+
+        public int osTerrainSetHeight(int x, int y, double val)
+        {
+            return m_LSL_Functions.osTerrainSetHeight(x, y, val);
+        }
+
+        public int osRegionRestart(double seconds)
+        {
+            return m_LSL_Functions.osRegionRestart(seconds);
+        }
+
         // LSL CONSTANTS
         public const int TRUE = 1;
         public const int FALSE = 0;