diff --git a/module/build/view/view.html.php b/module/build/view/view.html.php
index 9dc0536718..50726da216 100644
--- a/module/build/view/view.html.php
+++ b/module/build/view/view.html.php
@@ -204,9 +204,9 @@ tbody tr td:first-child input {display: none;}
                   </span>
                 </td>
                 <td><?php echo zget($users, $bug->openedBy);?></td>
-                <td><?php echo substr($bug->openedDate, 5, 11)?></td>
+                <td><?php echo helper::isZeroDate($bug->openedDate) ? '' : substr($bug->openedDate, 5, 11);?></td>
                 <td><?php echo zget($users, $bug->resolvedBy);?></td>
-                <td><?php echo substr($bug->resolvedDate, 5, 11)?></td>
+                <td><?php echo helper::isZeroDate($bug->resolvedDate) ? '' : substr($bug->resolvedDate, 5, 11);?></td>
                 <td class='c-actions'>
                   <?php
                   if($canBeChanged and common::hasPriv('build', 'unlinkBug'))
@@ -286,9 +286,9 @@ tbody tr td:first-child input {display: none;}
                   </span>
                 </td>
                 <td><?php echo zget($users, $bug->openedBy);?></td>
-                <td><?php echo substr($bug->openedDate, 5, 11)?></td>
+                <td><?php echo helper::isZeroDate($bug->openedDate) ? '' : substr($bug->openedDate, 5, 11);?></td>
                 <td><?php echo zget($users, $bug->resolvedBy);?></td>
-                <td><?php echo substr($bug->resolvedDate, 5, 11)?></td>
+                <td><?php echo helper::isZeroDate($bug->resolvedDate) ? '' : substr($bug->resolvedDate, 5, 11);?></td>
               </tr>
               <?php endforeach;?>
             </tbody>
diff --git a/module/projectrelease/view/view.html.php b/module/projectrelease/view/view.html.php
index 1ca5051b39..6b1f316d85 100644
--- a/module/projectrelease/view/view.html.php
+++ b/module/projectrelease/view/view.html.php
@@ -192,9 +192,9 @@
                       <span class='status-bug status-<?php echo $bug->status?>'><?php echo $this->processStatus('bug', $bug);?></span>
                     </td>
                     <td><?php echo zget($users, $bug->openedBy);?></td>
-                    <td><?php echo substr($bug->openedDate, 5, 11)?></td>
+                    <td><?php echo helper::isZeroDate($bug->openedDate) ? '' : substr($bug->openedDate, 5, 11);?></td>
                     <td><?php echo zget($users, $bug->resolvedBy);?></td>
-                    <td><?php echo substr($bug->resolvedDate, 5, 11)?></td>
+                    <td><?php echo helper::isZeroDate($bug->resolvedDate) ? '' : substr($bug->resolvedDate, 5, 11);?></td>
                     <td class='c-actions'>
                       <?php
                       if(common::hasPriv('projectrelease', 'unlinkBug') and $canBeChanged)