diff --git a/htdocs/comm/action/index.php b/htdocs/comm/action/index.php
index dc0ada64eb3..016201be0f3 100644
--- a/htdocs/comm/action/index.php
+++ b/htdocs/comm/action/index.php
@@ -454,6 +454,15 @@ $viewmode .= '<span class="valignmiddle text-plus-circle btnTitle-label hideonsm
 
 $viewmode .= '<span class="marginrightonly"></span>';
 
+// Add more views from hooks
+$parameters = array(); $object = null;
+$reshook = $hookmanager->executeHooks('addCalendarView', $parameters, $object, $action);
+if (empty($reshook)) {
+	$viewmode .= $hookmanager->resPrint;
+} elseif ($reshook > 1) {
+	$viewmode = $hookmanager->resPrint;
+}
+
 
 $newcardbutton = '';
 if ($user->rights->agenda->myactions->create || $user->rights->agenda->allactions->create)
diff --git a/htdocs/comm/action/list.php b/htdocs/comm/action/list.php
index 2fe47ab39f1..f5a0a6783da 100644
--- a/htdocs/comm/action/list.php
+++ b/htdocs/comm/action/list.php
@@ -472,11 +472,9 @@ if ($resql)
 	// Calendars from hooks
 	$parameters = array(); $object = null;
 	$reshook = $hookmanager->executeHooks('addCalendarChoice', $parameters, $object, $action);
-	if (empty($reshook))
-	{
+	if (empty($reshook)) {
 		$s .= $hookmanager->resPrint;
-	} elseif ($reshook > 1)
-	{
+	} elseif ($reshook > 1) {
 		$s = $hookmanager->resPrint;
 	}
 
@@ -513,6 +511,15 @@ if ($resql)
 
 	$viewmode .= '<span class="marginrightonly"></span>';
 
+	// Add more views from hooks
+	$parameters = array(); $object = null;
+	$reshook = $hookmanager->executeHooks('addCalendarView', $parameters, $object, $action);
+	if (empty($reshook)) {
+		$viewmode .= $hookmanager->resPrint;
+	} elseif ($reshook > 1) {
+		$viewmode = $hookmanager->resPrint;
+	}
+
 	$tmpforcreatebutton = dol_getdate(dol_now(), true);
 
 	$newparam .= '&month='.str_pad($month, 2, "0", STR_PAD_LEFT).'&year='.$tmpforcreatebutton['year'];
diff --git a/htdocs/comm/action/pertype.php b/htdocs/comm/action/pertype.php
index 29b86b96868..f956b5ae5f7 100644
--- a/htdocs/comm/action/pertype.php
+++ b/htdocs/comm/action/pertype.php
@@ -384,6 +384,15 @@ $viewmode .= '<span class="valignmiddle text-plus-circle btnTitle-label hideonsm
 
 $viewmode .= '<span class="marginrightonly"></span>';
 
+// Add more views from hooks
+$parameters = array(); $object = null;
+$reshook = $hookmanager->executeHooks('addCalendarView', $parameters, $object, $action);
+if (empty($reshook)) {
+	$viewmode .= $hookmanager->resPrint;
+} elseif ($reshook > 1) {
+	$viewmode = $hookmanager->resPrint;
+}
+
 
 $newcardbutton = '';
 if ($user->rights->agenda->myactions->create || $user->rights->agenda->allactions->create)
diff --git a/htdocs/comm/action/peruser.php b/htdocs/comm/action/peruser.php
index 55e6725ba8d..2dc62a52e91 100644
--- a/htdocs/comm/action/peruser.php
+++ b/htdocs/comm/action/peruser.php
@@ -389,6 +389,15 @@ $viewmode .= '<span class="valignmiddle text-plus-circle btnTitle-label hideonsm
 
 $viewmode .= '<span class="marginrightonly"></span>';
 
+// Add more views from hooks
+$parameters = array(); $object = null;
+$reshook = $hookmanager->executeHooks('addCalendarView', $parameters, $object, $action);
+if (empty($reshook)) {
+	$viewmode .= $hookmanager->resPrint;
+} elseif ($reshook > 1) {
+	$viewmode = $hookmanager->resPrint;
+}
+
 
 $newcardbutton = '';
 if ($user->rights->agenda->myactions->create || $user->rights->agenda->allactions->create)