diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
index 7fdbac8d86..e72fa70d8a 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
@@ -636,13 +636,13 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
         }
 
         // Teleport functions
-        public void osTeleportAgent(string agent, uint regionX, uint regionY, LSL_Types.Vector3 position, LSL_Types.Vector3 lookat)
+        public void osTeleportAgent(string agent, int regionX, int regionY, LSL_Types.Vector3 position, LSL_Types.Vector3 lookat)
         {
             // High because there is no security check. High griefer potential
             //
             CheckThreatLevel(ThreatLevel.High, "osTeleportAgent");
 
-            ulong regionHandle = Util.UIntsToLong((regionX * (uint)Constants.RegionSize), (regionY * (uint)Constants.RegionSize));
+            ulong regionHandle = Util.UIntsToLong(((uint)regionX * (uint)Constants.RegionSize), ((uint)regionY * (uint)Constants.RegionSize));
 
             m_host.AddScriptLPS(1);
             UUID agentId = new UUID();
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs
index 2a403bf0fe..470946a76e 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs
@@ -83,7 +83,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api.Interfaces
 
         // Teleport commands
         void osTeleportAgent(string agent, string regionName, LSL_Types.Vector3 position, LSL_Types.Vector3 lookat);
-        void osTeleportAgent(string agent, uint regionX, uint regionY, LSL_Types.Vector3 position, LSL_Types.Vector3 lookat);
+        void osTeleportAgent(string agent, int regionX, int regionY, LSL_Types.Vector3 position, LSL_Types.Vector3 lookat);
         void osTeleportAgent(string agent, LSL_Types.Vector3 position, LSL_Types.Vector3 lookat);
 
         // Animation commands
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs
index 4928e904b3..6b888344fc 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs
@@ -201,9 +201,9 @@ namespace OpenSim.Region.ScriptEngine.Shared.ScriptBase
             m_OSSL_Functions.osTeleportAgent(agent, regionName, position, lookat);
         }
 
-        public void osTeleportAgent(string agent, long regionX, long regionY, vector position, vector lookat)
+        public void osTeleportAgent(string agent, int regionX, int regionY, vector position, vector lookat)
         {
-            m_OSSL_Functions.osTeleportAgent(agent, (uint) regionX, (uint) regionY, position, lookat);
+            m_OSSL_Functions.osTeleportAgent(agent, regionX, regionY, position, lookat);
         }
 
         public void osTeleportAgent(string agent, vector position, vector lookat)