diff --git a/locallib.php b/locallib.php
index 3ca3f03..afe0b96 100755
--- a/locallib.php
+++ b/locallib.php
@@ -2012,7 +2012,9 @@ function game_can_start_new_attempt( $game)
 
 function game_strlen( $str)
 {
-    if( game_get_moodle_version() >= '02.04')
+    if( game_get_moodle_version() >= '02.08')
+        return core_text::strlen( $str);
+    else if( game_get_moodle_version() >= '02.04')
         return textlib::strlen( $str);
     else
         return textlib_get_instance()->strlen( $str);
@@ -2025,12 +2027,16 @@ function game_substr()
 
     if( $num == 3)
     {
-        if( game_get_moodle_version() >= '02.04')
+        if( game_get_moodle_version() >= '02.08')
+            return core_text::substr( $a[ 0], $a[ 1], $a[ 2]);
+        else if( game_get_moodle_version() >= '02.04')
             return textlib::substr( $a[ 0], $a[ 1], $a[ 2]);
         else
             return textlib_get_instance()->substr( $a[ 0], $a[ 1], $a[ 2]);
     }else if( $num == 2)
     {
+	if( game_get_moodle_version() >= '02.08')
+            return core_text::substr( $a[ 0], $a[ 1]);
         if( game_get_moodle_version() >= '02.04')
             return textlib::substr( $a[ 0], $a[ 1]);
         else
@@ -2041,6 +2047,8 @@ function game_substr()
 
 function game_strtoupper( $str)
 {
+    if( game_get_moodle_version() >= '02.08')
+	return core_text::strtoupper( $str);
     if( game_get_moodle_version() >= '02.04')
         return textlib::strtoupper( $str);
     else if( game_get_moodle_version() >= '02.01')
@@ -2051,6 +2059,8 @@ function game_strtoupper( $str)
 
 function game_strpos( $haystack, $needle, $offset = 0)
 {
+    if( game_get_moodle_version() >= '02.08')
+	return core_text::strpos( $haystack, $needle, $offset);
     if( game_get_moodle_version() >= '02.04')
         return textlib::strpos( $haystack, $needle, $offset);
     else
diff --git a/version.php b/version.php
index a5ec500..4e8ae9b 100755
--- a/version.php
+++ b/version.php
@@ -22,10 +22,10 @@ if( !isset( $plugin))
     $useplugin = 2;
 
 $plugin->component = 'mod_game';  // Full name of the plugin (used for diagnostics)
-$plugin->version   = 2014072201;  // The current module version (Date: YYYYMMDDXX)
+$plugin->version   = 2014122801;  // The current module version (Date: YYYYMMDDXX)
 $plugin->requires  = 2010112400;  // Requires Moodle 2.0
 $plugin->cron      = 0;           // Period for cron to check this module (secs)
-$plugin->release   = '3.19.22';
+$plugin->release   = '3.24.28';
 
 if( $useplugin != 2)
     $module = $plugin;