diff --git a/mod/forum/classes/event/post_created.php b/mod/forum/classes/event/post_created.php
index 16cbe9ca86f..7ea2c199eb7 100644
--- a/mod/forum/classes/event/post_created.php
+++ b/mod/forum/classes/event/post_created.php
@@ -79,7 +79,7 @@ class post_created extends \core\event\base {
             // Single discussion forums are an exception. We show
             // the forum itself since it only has one discussion
             // thread.
-            $url = new \moodle_url('/mod/forum/view.php', array('id' => $this->other['forumid']));
+            $url = new \moodle_url('/mod/forum/view.php', array('f' => $this->other['forumid']));
         } else {
             $url = new \moodle_url('/mod/forum/discuss.php', array('d' => $this->other['discussionid']));
         }
diff --git a/mod/forum/classes/event/post_deleted.php b/mod/forum/classes/event/post_deleted.php
index 1ce2572ea5f..6cfdd7799c8 100644
--- a/mod/forum/classes/event/post_deleted.php
+++ b/mod/forum/classes/event/post_deleted.php
@@ -80,7 +80,7 @@ class post_deleted extends \core\event\base {
             // Single discussion forums are an exception. We show
             // the forum itself since it only has one discussion
             // thread.
-            $url = new \moodle_url('/mod/forum/view.php', array('id' => $this->other['forumid']));
+            $url = new \moodle_url('/mod/forum/view.php', array('f' => $this->other['forumid']));
         } else {
             $url = new \moodle_url('/mod/forum/discuss.php', array('d' => $this->other['discussionid']));
         }
diff --git a/mod/forum/classes/event/post_updated.php b/mod/forum/classes/event/post_updated.php
index e15fe593d95..2fc3716a772 100644
--- a/mod/forum/classes/event/post_updated.php
+++ b/mod/forum/classes/event/post_updated.php
@@ -80,7 +80,7 @@ class post_updated extends \core\event\base {
             // Single discussion forums are an exception. We show
             // the forum itself since it only has one discussion
             // thread.
-            $url = new \moodle_url('/mod/forum/view.php', array('id' => $this->other['forumid']));
+            $url = new \moodle_url('/mod/forum/view.php', array('f' => $this->other['forumid']));
         } else {
             $url = new \moodle_url('/mod/forum/discuss.php', array('d' => $this->other['discussionid']));
         }
diff --git a/mod/forum/classes/event/readtracking_disabled.php b/mod/forum/classes/event/readtracking_disabled.php
index 0e568486d20..86900bef6bc 100644
--- a/mod/forum/classes/event/readtracking_disabled.php
+++ b/mod/forum/classes/event/readtracking_disabled.php
@@ -72,7 +72,7 @@ class readtracking_disabled extends \core\event\base {
      * @return \moodle_url
      */
     public function get_url() {
-        return new \moodle_url('/mod/forum/view.php', array('id' => $this->other['forumid']));
+        return new \moodle_url('/mod/forum/view.php', array('f' => $this->other['forumid']));
     }
 
     /**
diff --git a/mod/forum/classes/event/readtracking_enabled.php b/mod/forum/classes/event/readtracking_enabled.php
index ad8aa28ee2c..657002b2fd8 100644
--- a/mod/forum/classes/event/readtracking_enabled.php
+++ b/mod/forum/classes/event/readtracking_enabled.php
@@ -72,7 +72,7 @@ class readtracking_enabled extends \core\event\base {
      * @return \moodle_url
      */
     public function get_url() {
-        return new \moodle_url('/mod/forum/view.php', array('id' => $this->other['forumid']));
+        return new \moodle_url('/mod/forum/view.php', array('f' => $this->other['forumid']));
     }
 
     /**
diff --git a/mod/forum/classes/event/subscription_created.php b/mod/forum/classes/event/subscription_created.php
index 678cdccd7ed..b549a94dde2 100644
--- a/mod/forum/classes/event/subscription_created.php
+++ b/mod/forum/classes/event/subscription_created.php
@@ -72,7 +72,7 @@ class subscription_created extends \core\event\base {
      * @return \moodle_url
      */
     public function get_url() {
-        return new \moodle_url('/mod/forum/view.php', array('id' => $this->other['forumid']));
+        return new \moodle_url('/mod/forum/view.php', array('f' => $this->other['forumid']));
     }
 
     /**
diff --git a/mod/forum/classes/event/subscription_deleted.php b/mod/forum/classes/event/subscription_deleted.php
index c89b517a9ba..46baa687f7b 100644
--- a/mod/forum/classes/event/subscription_deleted.php
+++ b/mod/forum/classes/event/subscription_deleted.php
@@ -72,7 +72,7 @@ class subscription_deleted extends \core\event\base {
      * @return \moodle_url
      */
     public function get_url() {
-        return new \moodle_url('/mod/forum/view.php', array('id' => $this->other['forumid']));
+        return new \moodle_url('/mod/forum/view.php', array('f' => $this->other['forumid']));
     }
 
     /**