diff --git a/src/Raven.Server/Smuggler/Migration/Importer.cs b/src/Raven.Server/Smuggler/Migration/Importer.cs
index 043b4a21f45e..af54c6eeebbe 100644
--- a/src/Raven.Server/Smuggler/Migration/Importer.cs
+++ b/src/Raven.Server/Smuggler/Migration/Importer.cs
@@ -92,6 +92,13 @@ private async Task SaveLastState(long operationId, ImportInfo previousImportInfo
                         smugglerResult.TimeSeries = new SmugglerProgressBase.CountsWithSkippedCountAndLastEtag();
                     }
 
+                    if ((_buildVersion >= 4000 && _buildVersion <= 54133) || (_buildVersion >= 6000 && _buildVersion <= 60035))
+                    {
+                        // prevent NRE, time series deleted ranges were added in 5.4.201 and 6.0.105 
+                        smugglerResult.TimeSeriesDeletedRanges = new SmugglerProgressBase.CountsWithSkippedCountAndLastEtag();
+
+                    }
+
                     var importInfo = new ImportInfo
                     {
                         LastEtag = Math.Max(previousImportInfo?.LastEtag ?? 0, smugglerResult.GetLastEtag() + 1),