diff --git a/OpenSim/Data/SQLite/Resources/016_RegionStore.sql b/OpenSim/Data/SQLite/Resources/016_RegionStore.sql
new file mode 100644
index 0000000000..71be55bc9d
--- /dev/null
+++ b/OpenSim/Data/SQLite/Resources/016_RegionStore.sql
@@ -0,0 +1,5 @@
+BEGIN;
+
+ALTER TABLE prims ADD COLUMN VolumeDetect INTEGER NOT NULL DEFAULT 0;
+
+COMMIT;
diff --git a/OpenSim/Data/SQLite/SQLiteRegionData.cs b/OpenSim/Data/SQLite/SQLiteRegionData.cs
index 78c57edd1d..7f929a82f1 100644
--- a/OpenSim/Data/SQLite/SQLiteRegionData.cs
+++ b/OpenSim/Data/SQLite/SQLiteRegionData.cs
@@ -879,6 +879,8 @@ namespace OpenSim.Data.SQLite
             createCol(prims, "CollisionSound", typeof(String));
             createCol(prims, "CollisionSoundVolume", typeof(Double));
 
+            createCol(prims, "VolumeDetect", typeof(Int16));
+
             // Add in contraints
             prims.PrimaryKey = new DataColumn[] {prims.Columns["UUID"]};
 
@@ -1240,6 +1242,9 @@ namespace OpenSim.Data.SQLite
             prim.CollisionSound = new UUID(row["CollisionSound"].ToString());
             prim.CollisionSoundVolume = Convert.ToSingle(row["CollisionSoundVolume"]);
 
+            if (Convert.ToInt16(row["VolumeDetect"]) != 0)
+                prim.VolumeDetectActive = true;
+
             return prim;
         }
 
@@ -1569,6 +1574,11 @@ namespace OpenSim.Data.SQLite
 
             row["CollisionSound"] = prim.CollisionSound.ToString();
             row["CollisionSoundVolume"] = prim.CollisionSoundVolume;
+            if (prim.VolumeDetectActive)
+                row["VolumeDetect"] = 1;
+            else
+                row["VolumeDetect"] = 0;
+
         }
 
         /// <summary>
diff --git a/OpenSim/Region/Environment/Scenes/SceneObjectGroup.cs b/OpenSim/Region/Environment/Scenes/SceneObjectGroup.cs
index 857f193cf8..2f6a61a681 100644
--- a/OpenSim/Region/Environment/Scenes/SceneObjectGroup.cs
+++ b/OpenSim/Region/Environment/Scenes/SceneObjectGroup.cs
@@ -858,7 +858,7 @@ namespace OpenSim.Region.Environment.Scenes
             m_rootPart.AttachedAvatar = UUID.Zero;
             m_rootPart.SetParentLocalId(0);
             SetAttachmentPoint((byte)0);
-            m_rootPart.ApplyPhysics(m_rootPart.GetEffectiveObjectFlags(), m_scene.m_physicalPrim);
+            m_rootPart.ApplyPhysics(m_rootPart.GetEffectiveObjectFlags(), m_rootPart.VolumeDetectActive, m_scene.m_physicalPrim);
             HasGroupChanged = true;
             RootPart.Rezzed = DateTime.Now;
             RootPart.RemFlag(PrimFlags.TemporaryOnRez);
@@ -1161,12 +1161,12 @@ namespace OpenSim.Region.Environment.Scenes
             {
                 if (m_parts.Count > 1)
                 {
-                    m_rootPart.ApplyPhysics(m_rootPart.GetEffectiveObjectFlags(), m_physicalPrim);
+                    m_rootPart.ApplyPhysics(m_rootPart.GetEffectiveObjectFlags(), m_rootPart.VolumeDetectActive, m_physicalPrim);
                     foreach (SceneObjectPart part in m_parts.Values)
                     {
                         if (part.LocalId != m_rootPart.LocalId)
                         {
-                            part.ApplyPhysics(m_rootPart.GetEffectiveObjectFlags(), m_physicalPrim);
+                            part.ApplyPhysics(m_rootPart.GetEffectiveObjectFlags(), part.VolumeDetectActive, m_physicalPrim);
                         }                                                  
                     }    
                     
@@ -1175,7 +1175,7 @@ namespace OpenSim.Region.Environment.Scenes
                 }
                 else
                 {
-                    m_rootPart.ApplyPhysics(m_rootPart.GetEffectiveObjectFlags(), m_physicalPrim);
+                    m_rootPart.ApplyPhysics(m_rootPart.GetEffectiveObjectFlags(), m_rootPart.VolumeDetectActive, m_physicalPrim);
                 }
             }
         }
diff --git a/OpenSim/Region/Environment/Scenes/SceneObjectPart.cs b/OpenSim/Region/Environment/Scenes/SceneObjectPart.cs
index 0315c929b9..ddfb41371c 100644
--- a/OpenSim/Region/Environment/Scenes/SceneObjectPart.cs
+++ b/OpenSim/Region/Environment/Scenes/SceneObjectPart.cs
@@ -1281,11 +1281,15 @@ if (m_shape != null) {
         /// </summary>
         /// <param name="rootObjectFlags"></param>
         /// <param name="m_physicalPrim"></param>
-        public void ApplyPhysics(uint rootObjectFlags, bool m_physicalPrim)
+        public void ApplyPhysics(uint rootObjectFlags, bool VolumeDetectActive, bool m_physicalPrim)
         {
             bool isPhysical = (((rootObjectFlags & (uint) PrimFlags.Physics) != 0) && m_physicalPrim);
             bool isPhantom = ((rootObjectFlags & (uint) PrimFlags.Phantom) != 0);
 
+            // Special case for VolumeDetection: If VolumeDetection is set, the phantom flag is locally ignored
+            if (VolumeDetectActive)
+                isPhantom = false;
+
             // Added clarification..   since A rigid body is an object that you can kick around, etc.
             bool RigidBody = isPhysical && !isPhantom;
 
@@ -1305,6 +1309,7 @@ if (m_shape != null) {
                 {
                     PhysActor.LocalID = LocalId;
                     DoPhysicsPropertyUpdate(RigidBody, true);
+                    PhysActor.SetVolumeDetect(VolumeDetectActive ? 1 : 0);
                 }
             }
         }