diff --git a/Filtration/ViewModels/ItemFilterScriptViewModel.cs b/Filtration/ViewModels/ItemFilterScriptViewModel.cs
index 663b9ca..79c6a1c 100644
--- a/Filtration/ViewModels/ItemFilterScriptViewModel.cs
+++ b/Filtration/ViewModels/ItemFilterScriptViewModel.cs
@@ -829,6 +829,8 @@ namespace Filtration.ViewModels
 				disposable.Dispose();
 			}
 
+            _subscriptions.Clear();
+
             var openMasterThemForScript =
                 _avalonDockWorkspaceViewModel.OpenMasterThemeForScript(this);
             if (openMasterThemForScript != null)