diff --git a/mod/forum/db/install.xml b/mod/forum/db/install.xml
index 3c3cf624073..bf593194367 100644
--- a/mod/forum/db/install.xml
+++ b/mod/forum/db/install.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8" ?>
-<XMLDB PATH="mod/forum/db" VERSION="20190311" COMMENT="XMLDB file for Moodle mod/forum"
+<XMLDB PATH="mod/forum/db" VERSION="20190404" COMMENT="XMLDB file for Moodle mod/forum"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xsi:noNamespaceSchemaLocation="../../../lib/xmldb/xmldb.xsd"
 >
@@ -12,6 +12,8 @@
         <FIELD NAME="name" TYPE="char" LENGTH="255" NOTNULL="true" SEQUENCE="false"/>
         <FIELD NAME="intro" TYPE="text" NOTNULL="true" SEQUENCE="false"/>
         <FIELD NAME="introformat" TYPE="int" LENGTH="4" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="text format of intro field"/>
+        <FIELD NAME="duedate" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="A due date to show in the calendar. Not used for grading."/>
+        <FIELD NAME="cutoffdate" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false" COMMENT="The final date after which forum posts will no longer be accepted for this forum."/>
         <FIELD NAME="assessed" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
         <FIELD NAME="assesstimestart" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
         <FIELD NAME="assesstimefinish" TYPE="int" LENGTH="10" NOTNULL="true" DEFAULT="0" SEQUENCE="false"/>
diff --git a/mod/forum/db/upgrade.php b/mod/forum/db/upgrade.php
index 978e8c95d74..9127de4fe96 100644
--- a/mod/forum/db/upgrade.php
+++ b/mod/forum/db/upgrade.php
@@ -43,7 +43,7 @@
 defined('MOODLE_INTERNAL') || die();
 
 function xmldb_forum_upgrade($oldversion) {
-    global $CFG, $DB;
+    global $DB;
 
     $dbman = $DB->get_manager(); // Loads ddl manager and xmldb classes.
 
@@ -118,5 +118,29 @@ function xmldb_forum_upgrade($oldversion) {
         upgrade_mod_savepoint(true, 2019031200, 'forum');
     }
 
+    if ($oldversion < 2019040400) {
+
+        $table = new xmldb_table('forum');
+
+        // Define field duedate to be added to forum.
+        $field = new xmldb_field('duedate', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0', 'introformat');
+
+        // Conditionally launch add field duedate.
+        if (!$dbman->field_exists($table, $field)) {
+            $dbman->add_field($table, $field);
+        }
+
+        // Define field cutoffdate to be added to forum.
+        $field = new xmldb_field('cutoffdate', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '0', 'duedate');
+
+        // Conditionally launch add field cutoffdate.
+        if (!$dbman->field_exists($table, $field)) {
+            $dbman->add_field($table, $field);
+        }
+
+        // Forum savepoint reached.
+        upgrade_mod_savepoint(true, 2019040400, 'forum');
+    }
+
     return true;
 }
diff --git a/mod/forum/version.php b/mod/forum/version.php
index 52f7fce43dd..b84b45c4259 100644
--- a/mod/forum/version.php
+++ b/mod/forum/version.php
@@ -24,6 +24,6 @@
 
 defined('MOODLE_INTERNAL') || die();
 
-$plugin->version   = 2019031300;       // The current module version (Date: YYYYMMDDXX)
+$plugin->version   = 2019040400;       // The current module version (Date: YYYYMMDDXX)
 $plugin->requires  = 2018112800;       // Requires this Moodle version
 $plugin->component = 'mod_forum';      // Full name of the plugin (used for diagnostics)