diff --git a/CHANGELOG.md b/CHANGELOG.md
index 803f974a..5e9c6fad 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -67,6 +67,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 - Chained operations on cell ranges involving borders operated on last cell only [#428](https://github.com/PHPOffice/PhpSpreadsheet/issues/428)
 - Avoid memory exhaustion when cloning worksheet with a drawing [#437](https://github.com/PHPOffice/PhpSpreadsheet/issues/437)
 - Migration tool keep variables containing $PHPExcel untouched [#598](https://github.com/PHPOffice/PhpSpreadsheet/issues/598)
+- Rowspans/colspans were incorrect when adding worksheet using loadIntoExisting [#619](https://github.com/PHPOffice/PhpSpreadsheet/issues/619)
 
 ## [1.3.1] - 2018-06-12
 
diff --git a/src/PhpSpreadsheet/Reader/Html.php b/src/PhpSpreadsheet/Reader/Html.php
index 9d44c8c1..b570fa4a 100644
--- a/src/PhpSpreadsheet/Reader/Html.php
+++ b/src/PhpSpreadsheet/Reader/Html.php
@@ -554,6 +554,7 @@ class Html extends BaseReader
         $row = 0;
         $column = 'A';
         $content = '';
+        $this->rowspan = [];
         $this->processDomElement($dom, $spreadsheet->getActiveSheet(), $row, $column, $content);
 
         // Return