diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Interface/ILSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Interface/ILSL_Api.cs
index 9766f77129..17c977f927 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Interface/ILSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Interface/ILSL_Api.cs
@@ -434,7 +434,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api.Interfaces
         LSL_String llXorBase64Strings(string str1, string str2);
         LSL_String llXorBase64StringsCorrect(string str1, string str2);
        LSL_Integer llGetLinkNumberOfSides(LSL_Integer link);
-              void llSetPhysicsMaterial(int material, LSL_Float material_gravity_modifier, LSL_Float material_restitution, LSL_Float material_friction, LSL_Float material_density);
+              void llSetPhysicsMaterial(int material_bits, LSL_Float material_gravity_modifier, LSL_Float material_restitution, LSL_Float material_friction, LSL_Float material_density);
 
               void SetPrimitiveParamsEx(LSL_Key prim, LSL_List rules, string originFunc);
               void llSetKeyframedMotion(LSL_List frames, LSL_List options);
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/LSL_Stub.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/LSL_Stub.cs
index 8d8ec0800a..c39248bcd2 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/LSL_Stub.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/LSL_Stub.cs
@@ -2036,9 +2036,9 @@ namespace OpenSim.Region.ScriptEngine.Shared.ScriptBase
             m_LSL_Functions.llSetKeyframedMotion(frames, options);
         }
 
-        public void llSetPhysicsMaterial(int material, LSL_Float material_gravity_modifier, LSL_Float material_restitution, LSL_Float material_friction, LSL_Float material_density)
+        public void llSetPhysicsMaterial(int material_bits, LSL_Float material_gravity_modifier, LSL_Float material_restitution, LSL_Float material_friction, LSL_Float material_density)
         {
-            m_LSL_Functions.llSetPhysicsMaterial(material, material_gravity_modifier, material_restitution, material_friction, material_density);
+            m_LSL_Functions.llSetPhysicsMaterial(material_bits, material_gravity_modifier, material_restitution, material_friction, material_density);
         }
 
         public LSL_List llGetPhysicsMaterial()