diff --git a/ChangeLog b/ChangeLog
index b7e33a5fe..388dc9fa1 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+Version 1.0.43 (unreleased)
+---------------------------
+
+Bug fixes:
+
+* Add missing plugin parameter for search box (Gantt and calendar plugin)
+* Fix broken start date button
+
 Version 1.0.42 (April 8, 2017)
 ------------------------------
 
diff --git a/app/Template/project_header/search.php b/app/Template/project_header/search.php
index 512e88d76..75110779c 100644
--- a/app/Template/project_header/search.php
+++ b/app/Template/project_header/search.php
@@ -2,6 +2,7 @@
     <form method="get" action="<?= $this->url->dir() ?>" class="search">
         <?= $this->form->hidden('controller', $filters) ?>
         <?= $this->form->hidden('action', $filters) ?>
+        <?= $this->form->hidden('plugin', $filters) ?>
         <?= $this->form->hidden('project_id', $filters) ?>
 
         <div class="input-addon">