diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
index fa57845c7d..bedcd85d38 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
@@ -2452,6 +2452,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
         public void llStopSound()
         {
             m_host.AddScriptLPS(1);
+            m_host.AdjustSoundGain(0);
             if (m_host.ParentGroup.LoopSoundSlavePrims.Contains(m_host))
             {
                 if (m_host.ParentGroup.LoopSoundMasterPrim == m_host)