diff --git a/src/Microsoft.SqlTools.ServiceLayer/TableDesigner/TableDesignerService.cs b/src/Microsoft.SqlTools.ServiceLayer/TableDesigner/TableDesignerService.cs
index 4a337579..05436fc5 100644
--- a/src/Microsoft.SqlTools.ServiceLayer/TableDesigner/TableDesignerService.cs
+++ b/src/Microsoft.SqlTools.ServiceLayer/TableDesigner/TableDesignerService.cs
@@ -533,7 +533,7 @@ namespace Microsoft.SqlTools.ServiceLayer.TableDesigner
                 columnViewModel.DefaultValue.Value = column.DefaultValue;
                 columnViewModel.DefaultValue.Enabled = column.CanEditDefaultValue;
                 columnViewModel.IsPrimaryKey.Checked = column.IsPrimaryKey;
-                columnViewModel.IsPrimaryKey.Enabled = column.CanEditIsPrimaryKey;
+                columnViewModel.IsPrimaryKey.Enabled = true; // To be consistent with SSDT, any column can be a primary key.
                 columnViewModel.Type.Value = column.DataType;
                 columnViewModel.Type.Enabled = column.CanEditDataType;
                 columnViewModel.IsIdentity.Enabled = column.CanEditIsIdentity;