diff --git a/index.php b/index.php
index 4b871195..cbfe0027 100644
--- a/index.php
+++ b/index.php
@@ -24,8 +24,17 @@ foreach($calendars as $calendar){
 	}
 }
 
-$eventSources[] = array('url' => '?app=calendar&getfile=ajax/events.php?calendar_id=shared_rw', 'backgroundColor' => '#1D2D44', 'borderColor' => '#888', 'textColor' => 'white', 'editable'=>'true');
-$eventSources[] = array('url' => '?app=calendar&getfile=ajax/events.php?calendar_id=shared_r', 'backgroundColor' => '#1D2D44', 'borderColor' => '#888', 'textColor' => 'white', 'editable' => 'false');
+$events_baseURL = OCP\Util::linkTo('calendar', 'ajax/events.php');
+$eventSources[] = array('url' => $events_baseURL.'?calendar_id=shared_rw',
+		'backgroundColor' => '#1D2D44',
+		'borderColor' => '#888',
+		'textColor' => 'white',
+		'editable'=>'true');
+$eventSources[] = array('url' => $events_baseURL.'?calendar_id=shared_r',
+		'backgroundColor' => '#1D2D44',
+		'borderColor' => '#888',
+		'textColor' => 'white',
+		'editable' => 'false');
 
 OCP\Util::emitHook('OC_Calendar', 'getSources', array('sources' => &$eventSources));
 $categories = OC_Calendar_App::getCategoryOptions();
diff --git a/templates/part.choosecalendar.rowfields.php b/templates/part.choosecalendar.rowfields.php
index 4492ce73..d29113c9 100644
--- a/templates/part.choosecalendar.rowfields.php
+++ b/templates/part.choosecalendar.rowfields.php
@@ -11,7 +11,7 @@
   <a href="#" onclick="Calendar.UI.showCalDAVUrl('<?php echo OCP\USER::getUser() ?>', '<?php echo rawurlencode(html_entity_decode($_['calendar']['uri'], ENT_QUOTES, 'UTF-8')) ?>');" title="<?php echo $l->t('CalDav Link') ?>" class="action"><img class="svg action" src="<?php echo OCP\Util::imagePath('core', 'actions/public.svg') ?>"></a>
 </td>
 <td width="20px">
-  <a href="?app=calendar&amp;getfile=export.php?calid=<?php echo $_['calendar']['id'] ?>" title="<?php echo $l->t('Download') ?>" class="action"><img class="svg action" src="<?php echo OCP\Util::imagePath('core', 'actions/download.svg') ?>"></a>
+  <a href="<?php echo OCP\Util::linkTo('calendar', 'export.php') . '?calid=' . $_['calendar']['id'] ?>" title="<?php echo $l->t('Download') ?>" class="action"><img class="svg action" src="<?php echo OCP\Util::imagePath('core', 'actions/download.svg') ?>"></a>
 </td>
 <td width="20px">
   <a href="#" onclick="Calendar.UI.Calendar.edit(this, <?php echo $_['calendar']['id'] ?>);" title="<?php echo $l->t('Edit') ?>" class="action"><img class="svg action" src="<?php echo OCP\Util::imagePath('core', 'actions/rename.svg') ?>"></a>
diff --git a/templates/part.editevent.php b/templates/part.editevent.php
index 102366f8..ea91192c 100644
--- a/templates/part.editevent.php
+++ b/templates/part.editevent.php
@@ -5,9 +5,9 @@
 <?php echo $this->inc("part.eventform"); ?>
 	<div style="width: 100%;text-align: center;color: #FF1D1D;" id="errorbox"></div>
 	<span id="actions">
-		<input type="button" class="submit" style="float: left;" value="<?php echo $l->t("Submit");?>" onclick="Calendar.UI.validateEventForm('?app=calendar&getfile=ajax/event/edit.php');">
-		<input type="button" class="submit" style="float: left;" name="delete" value="<?php echo $l->t("Delete");?>" onclick="Calendar.UI.submitDeleteEventForm('?app=calendar&getfile=ajax/event/delete.php');">
-		<input type="button" class="submit" style="float: right;" name="export" value="<?php echo $l->t("Export");?>" onclick="window.location='?app=calendar&getfile=export.php?eventid=<?php echo $_['eventid'] ?>';">
+		<input type="button" class="submit" style="float: left;" value="<?php echo $l->t("Submit");?>" onclick="Calendar.UI.validateEventForm('<?php echo OCP\Util::linkTo('calendar', 'ajax/event/edit.php') ?>');">
+		<input type="button" class="submit" style="float: left;" name="delete" value="<?php echo $l->t("Delete");?>" onclick="Calendar.UI.submitDeleteEventForm('<?php echo OCP\Util::linkTo('calendar', 'ajax/event/delete.php') ?>');">
+		<input type="button" class="submit" style="float: right;" name="export" value="<?php echo $l->t("Export");?>" onclick="window.location='<?php echo OCP\Util::linkTo('calendar', 'export.php') ?>?eventid=<?php echo $_['eventid'] ?>';">
 	</span>
 	</form>
 </div>
diff --git a/templates/part.newevent.php b/templates/part.newevent.php
index f4bb867b..a4f48aec 100644
--- a/templates/part.newevent.php
+++ b/templates/part.newevent.php
@@ -3,7 +3,7 @@
 <?php echo $this->inc("part.eventform"); ?>
 	<div style="width: 100%;text-align: center;color: #FF1D1D;" id="errorbox"></div>
 	<span id="actions">
-		<input type="button" class="submit" style="float: left;" value="<?php echo $l->t("Submit");?>" onclick="Calendar.UI.validateEventForm('?app=calendar&getfile=ajax/event/new.php');">
+		<input type="button" class="submit" style="float: left;" value="<?php echo $l->t("Submit");?>" onclick="Calendar.UI.validateEventForm('<?php echo OCP\Util::linkTo('calendar', 'ajax/event/new.php') ?>');">
 	</span>
 	</form>
 </div>