diff --git a/ClosedXML/ClosedXML/ClosedXML/Excel/Cells/XLCell.cs b/ClosedXML/ClosedXML/ClosedXML/Excel/Cells/XLCell.cs
index 8453406..d697bd8 100644
--- a/ClosedXML/ClosedXML/ClosedXML/Excel/Cells/XLCell.cs
+++ b/ClosedXML/ClosedXML/ClosedXML/Excel/Cells/XLCell.cs
@@ -1633,7 +1633,17 @@
 
             if (copyDataValidations)
             {
-                CopyDataValidation(otherCell, otherCell.DataValidation);
+
+                Boolean eventTracking = Worksheet.EventTrackingEnabled;
+                Worksheet.EventTrackingEnabled = false;
+                if(otherCell.HasDataValidation)
+                    CopyDataValidation(otherCell, otherCell.DataValidation);
+                else if (HasDataValidation)
+                {
+                    using(var asRange = AsRange())
+                        Worksheet.DataValidations.Delete(asRange);
+                }
+                Worksheet.EventTrackingEnabled = eventTracking;
             }
 
             return this;
diff --git a/ClosedXML/ClosedXML/ClosedXML/Excel/DataValidation/XLDataValidations.cs b/ClosedXML/ClosedXML/ClosedXML/Excel/DataValidation/XLDataValidations.cs
index e35857b..8ebd76f 100644
--- a/ClosedXML/ClosedXML/ClosedXML/Excel/DataValidation/XLDataValidations.cs
+++ b/ClosedXML/ClosedXML/ClosedXML/Excel/DataValidation/XLDataValidations.cs
@@ -45,5 +45,10 @@
         {
             _dataValidations.RemoveAll(dv => dv.Ranges.Equals(dataValidation.Ranges));
         }
+
+        public void Delete(IXLRange range)
+        {
+            _dataValidations.RemoveAll(dv => dv.Ranges.Contains(range));
+        }
     }
 }
\ No newline at end of file
diff --git a/ClosedXML/ClosedXML/ClosedXML/Excel/Ranges/XLRangeBase.cs b/ClosedXML/ClosedXML/ClosedXML/Excel/Ranges/XLRangeBase.cs
index 2b2aa55..3cd5b80 100644
--- a/ClosedXML/ClosedXML/ClosedXML/Excel/Ranges/XLRangeBase.cs
+++ b/ClosedXML/ClosedXML/ClosedXML/Excel/Ranges/XLRangeBase.cs
@@ -1177,12 +1177,12 @@
         }
         public IXLRangeRows InsertRowsAbove(Boolean onlyUsedCells, Int32 numberOfRows, Boolean formatFromAbove = true)
         {
-            foreach (XLWorksheet ws in Worksheet.Workbook.WorksheetsInternal)
-            {
-                foreach (XLCell cell in ws.Internals.CellsCollection.GetCells(c => !StringExtensions.IsNullOrWhiteSpace(c.FormulaA1)))
-                    using (var asRange = AsRange())
-                        cell.ShiftFormulaRows(asRange, numberOfRows);
-            }
+            using (var asRange = AsRange())
+                foreach (XLWorksheet ws in Worksheet.Workbook.WorksheetsInternal)
+                {
+                    foreach (XLCell cell in ws.Internals.CellsCollection.GetCells(c => !StringExtensions.IsNullOrWhiteSpace(c.FormulaA1)))
+                            cell.ShiftFormulaRows(asRange, numberOfRows);
+                }
 
             var cellsToInsert = new Dictionary<IXLAddress, XLCell>();
             var cellsToDelete = new List<IXLAddress>();
diff --git a/ClosedXML/ClosedXML/ClosedXML/Properties/AssemblyInfo.cs b/ClosedXML/ClosedXML/ClosedXML/Properties/AssemblyInfo.cs
index e9cb2f3..e03acd3 100644
--- a/ClosedXML/ClosedXML/ClosedXML/Properties/AssemblyInfo.cs
+++ b/ClosedXML/ClosedXML/ClosedXML/Properties/AssemblyInfo.cs
@@ -31,6 +31,6 @@
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("0.65.1.0")]
-[assembly: AssemblyFileVersion("0.65.1.0")]
+[assembly: AssemblyVersion("0.65.2.0")]
+[assembly: AssemblyFileVersion("0.65.2.0")]
 [assembly: System.Runtime.CompilerServices.InternalsVisibleTo("ClosedXML_Tests, PublicKey=0024000004800000940000000602000000240000525341310004000001000100a1fb8ba59167fe734d64128ca73d32c45cb8a117246d09c95c8769db88fe332b0a3396bedd0ea48ee42b0e5796fec0798ca5cb628a9a6de80d35d6c67b936ca1670347b3d4f2b769c8ce2ddcf959dbac6bcd88e6c08751ea1fffa0522de3507193e7035305a8aa008d6c88cca1341b3120fa9c347ab3f97e2d772e2709277da5")]
\ No newline at end of file
diff --git a/ClosedXML/ClosedXML/ClosedXML_Net3.5/Properties/AssemblyInfo.cs b/ClosedXML/ClosedXML/ClosedXML_Net3.5/Properties/AssemblyInfo.cs
index b283527..d31b949 100644
--- a/ClosedXML/ClosedXML/ClosedXML_Net3.5/Properties/AssemblyInfo.cs
+++ b/ClosedXML/ClosedXML/ClosedXML_Net3.5/Properties/AssemblyInfo.cs
@@ -31,5 +31,5 @@
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("0.65.1.0")]
-[assembly: AssemblyFileVersion("0.65.1.0")]
+[assembly: AssemblyVersion("0.65.2.0")]
+[assembly: AssemblyFileVersion("0.65.2.0")]
diff --git a/ClosedXML/ClosedXML/ClosedXML_Tests/Excel/DataValidations/DataValidationTests.cs b/ClosedXML/ClosedXML/ClosedXML_Tests/Excel/DataValidations/DataValidationTests.cs
index 8f862c4..10cfe9e 100644
--- a/ClosedXML/ClosedXML/ClosedXML_Tests/Excel/DataValidations/DataValidationTests.cs
+++ b/ClosedXML/ClosedXML/ClosedXML_Tests/Excel/DataValidations/DataValidationTests.cs
@@ -105,7 +105,7 @@
             var wb = new XLWorkbook();
             var ws = wb.Worksheets.Add("Sheet1");
             ws.Cell("A1").SetValue("A");
-            ws.Cell("B1").SetDataValidation().Value = "Sheet1!A1";
+            ws.Cell("B1").SetDataValidation().Custom("Sheet1!A1");
 
             var ws2 = wb.AddWorksheet("Sheet2");
             ws2.Cell("A1").SetValue("B");
@@ -132,7 +132,7 @@
             var wb = new XLWorkbook();
             var ws = wb.Worksheets.Add("Sheet1");
             ws.Cell("A1").SetValue("A");
-            ws.Cell("B1").SetDataValidation().Value = "A1";
+            ws.Cell("B1").SetDataValidation().Custom("A1");
             ws.Cell("B1").CopyTo(ws.Cell("B2"));
             Assert.AreEqual("A2", ws.Cell("B2").DataValidation.Value);
         }
@@ -155,7 +155,7 @@
             var wb = new XLWorkbook();
             var ws = wb.Worksheets.Add("Sheet1");
             ws.Cell("A1").SetValue("A");
-            ws.Cell("B1").SetDataValidation().Value = "A1";
+            ws.Cell("B1").SetDataValidation().Custom("A1");
             ws.Cell("B1").CopyTo(ws.Cell("C1"));
             Assert.AreEqual("B1", ws.Cell("C1").DataValidation.Value);
         }