diff --git a/api/src/Storage/Merge.php b/api/src/Storage/Merge.php
index 197494a95a..c225a508f0 100644
--- a/api/src/Storage/Merge.php
+++ b/api/src/Storage/Merge.php
@@ -1739,11 +1739,6 @@ abstract class Merge
 			if ($zip->close() !== true) throw new Api\Exception("!ZipArchive::close()");
 			unset($zip);
 			unset($merged);
-			if (substr($mimetype,0,35) == 'application/vnd.oasis.opendocument.' && 			// only open office archives need that, ms word files brake
-				file_exists('/usr/bin/zip') && version_compare(PHP_VERSION,'5.3.1','<'))	// fix broken zip archives generated by current php
-			{
-				exec('/usr/bin/zip -F '.escapeshellarg($archive));
-			}
 			if ($this->report_memory_usage) error_log(__METHOD__."() after ZIP processing ".Api\Vfs::hsize(memory_get_peak_usage(true)));
 			$header['filesize'] = filesize($archive);
 		}