diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
index 781f1c9706..505d4e55fe 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
@@ -3839,7 +3839,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
         /// </summary>
         /// <param name="unixTime"></param>
         /// <returns></returns>
-        public LSL_String osUnixTimeToTimestamp(long time)
+        public LSL_String osUnixTimeToTimestamp(LSL_Integer time)
         {
             CheckThreatLevel(ThreatLevel.VeryLow, "osUnixTimeToTimestamp");
 
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs
index 4c12bd9cee..5ed628fac2 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs
@@ -398,7 +398,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api.Interfaces
         LSL_List osGetAvatarList();
         LSL_List osGetNPCList();
 
-        LSL_String osUnixTimeToTimestamp(long time);
+        LSL_String osUnixTimeToTimestamp(LSL_Integer time);
 
         LSL_String osGetInventoryDesc(string item);
 
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs
index dd0fa6ed96..5cf2cdb867 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs
@@ -1051,7 +1051,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.ScriptBase
             return m_OSSL_Functions.osGetNPCList();
         }
 
-        public LSL_String osUnixTimeToTimestamp(long time)
+        public LSL_String osUnixTimeToTimestamp(LSL_Integer time)
         {
             return m_OSSL_Functions.osUnixTimeToTimestamp(time);
         }