diff --git a/cocos/base/ccUtils.cpp b/cocos/base/ccUtils.cpp
index 9106cc7c5ffc..4db84379f8d5 100644
--- a/cocos/base/ccUtils.cpp
+++ b/cocos/base/ccUtils.cpp
@@ -440,6 +440,91 @@ std::string getDataMD5Hash(const Data &data)
     return hexOutput;
 }
 
+LanguageType getLanguageTypeByISO2(const char* code)
+{
+    // this function is used by all platforms to get system language
+    // except windows: cocos/platform/win32/CCApplication-win32.cpp
+    LanguageType ret = LanguageType::ENGLISH;
+
+    if (strncmp(code, "zh", 2) == 0)
+    {
+        ret = LanguageType::CHINESE;
+    }
+    else if (strncmp(code, "ja", 2) == 0)
+    {
+        ret = LanguageType::JAPANESE;
+    }
+    else if (strncmp(code, "fr", 2) == 0)
+    {
+        ret = LanguageType::FRENCH;
+    }
+    else if (strncmp(code, "it", 2) == 0)
+    {
+        ret = LanguageType::ITALIAN;
+    }
+    else if (strncmp(code, "de", 2) == 0)
+    {
+        ret = LanguageType::GERMAN;
+    }
+    else if (strncmp(code, "es", 2) == 0)
+    {
+        ret = LanguageType::SPANISH;
+    }
+    else if (strncmp(code, "nl", 2) == 0)
+    {
+        ret = LanguageType::DUTCH;
+    }
+    else if (strncmp(code, "ru", 2) == 0)
+    {
+        ret = LanguageType::RUSSIAN;
+    }
+    else if (strncmp(code, "hu", 2) == 0)
+    {
+        ret = LanguageType::HUNGARIAN;
+    }
+    else if (strncmp(code, "pt", 2) == 0)
+    {
+        ret = LanguageType::PORTUGUESE;
+    }
+    else if (strncmp(code, "ko", 2) == 0)
+    {
+        ret = LanguageType::KOREAN;
+    }
+    else if (strncmp(code, "ar", 2) == 0)
+    {
+        ret = LanguageType::ARABIC;
+    }
+    else if (strncmp(code, "nb", 2) == 0)
+    {
+        ret = LanguageType::NORWEGIAN;
+    }
+    else if (strncmp(code, "pl", 2) == 0)
+    {
+        ret = LanguageType::POLISH;
+    }
+    else if (strncmp(code, "tr", 2) == 0)
+    {
+        ret = LanguageType::TURKISH;
+    }
+    else if (strncmp(code, "uk", 2) == 0)
+    {
+        ret = LanguageType::UKRAINIAN;
+    }
+    else if (strncmp(code, "ro", 2) == 0)
+    {
+        ret = LanguageType::ROMANIAN;
+    }
+    else if (strncmp(code, "bg", 2) == 0)
+    {
+        ret = LanguageType::BULGARIAN;
+    }
+    else if (strncmp(code, "be", 2) == 0)
+    {
+        ret = LanguageType::BELARUSIAN;
+    }
+    return ret;
+}
+
 }
 
 NS_CC_END
diff --git a/cocos/base/ccUtils.h b/cocos/base/ccUtils.h
index d613f96e2e56..c850bb380ef9 100644
--- a/cocos/base/ccUtils.h
+++ b/cocos/base/ccUtils.h
@@ -179,6 +179,14 @@ namespace utils
     *  @return The md5 hash for the data
     */
     CC_DLL std::string getDataMD5Hash(const Data &data);
+
+    /**
+    @brief Converts language iso 639-1 code to LanguageType enum.
+    @return LanguageType enum.
+    * @js NA
+    * @lua NA
+    */
+    CC_DLL LanguageType getLanguageTypeByISO2(const char* code);
 }
 
 NS_CC_END
diff --git a/cocos/platform/CCCommon.h b/cocos/platform/CCCommon.h
index 856f8ec64553..5d27ad58893e 100644
--- a/cocos/platform/CCCommon.h
+++ b/cocos/platform/CCCommon.h
@@ -69,7 +69,8 @@ enum class LanguageType
     TURKISH,
     UKRAINIAN,
     ROMANIAN,
-    BULGARIAN
+    BULGARIAN,
+    BELARUSIAN
 };
 
 // END of platform group
diff --git a/cocos/platform/android/CCApplication-android.cpp b/cocos/platform/android/CCApplication-android.cpp
index 9f7573e5fa74..00303ef81900 100644
--- a/cocos/platform/android/CCApplication-android.cpp
+++ b/cocos/platform/android/CCApplication-android.cpp
@@ -30,6 +30,7 @@ THE SOFTWARE.
 #include "platform/android/jni/JniHelper.h"
 #include "platform/CCApplication.h"
 #include "base/CCDirector.h"
+#include "base/ccUtils.h"
 #include <android/log.h>
 #include <jni.h>
 #include <cstring>
@@ -111,87 +112,9 @@ const char * Application::getCurrentLanguageCode()
 
 LanguageType Application::getCurrentLanguage()
 {
-    std::string languageName = JniHelper::callStaticStringMethod(helperClassName, "getCurrentLanguage");
-    const char* pLanguageName = languageName.c_str();
-    LanguageType ret = LanguageType::ENGLISH;
+    const char* code = getCurrentLanguageCode();
 
-    if (0 == strcmp("zh", pLanguageName))
-    {
-        ret = LanguageType::CHINESE;
-    }
-    else if (0 == strcmp("en", pLanguageName))
-    {
-        ret = LanguageType::ENGLISH;
-    }
-    else if (0 == strcmp("fr", pLanguageName))
-    {
-        ret = LanguageType::FRENCH;
-    }
-    else if (0 == strcmp("it", pLanguageName))
-    {
-        ret = LanguageType::ITALIAN;
-    }
-    else if (0 == strcmp("de", pLanguageName))
-    {
-        ret = LanguageType::GERMAN;
-    }
-    else if (0 == strcmp("es", pLanguageName))
-    {
-        ret = LanguageType::SPANISH;
-    }
-    else if (0 == strcmp("ru", pLanguageName))
-    {
-        ret = LanguageType::RUSSIAN;
-    }
-    else if (0 == strcmp("nl", pLanguageName))
-    {
-        ret = LanguageType::DUTCH;
-    }
-    else if (0 == strcmp("ko", pLanguageName))
-    {
-        ret = LanguageType::KOREAN;
-    }
-    else if (0 == strcmp("ja", pLanguageName))
-    {
-        ret = LanguageType::JAPANESE;
-    }
-    else if (0 == strcmp("hu", pLanguageName))
-    {
-        ret = LanguageType::HUNGARIAN;
-    }
-    else if (0 == strcmp("pt", pLanguageName))
-    {
-        ret = LanguageType::PORTUGUESE;
-    }
-    else if (0 == strcmp("ar", pLanguageName))
-    {
-        ret = LanguageType::ARABIC;
-    }
-    else if (0 == strcmp("nb", pLanguageName))
-    {
-        ret = LanguageType::NORWEGIAN;
-    }
-    else if (0 == strcmp("pl", pLanguageName))
-    {
-        ret = LanguageType::POLISH;
-    }
-    else if (0 == strcmp("tr", pLanguageName))
-    {
-        ret = LanguageType::TURKISH;
-    }
-    else if (0 == strcmp("uk", pLanguageName))
-    {
-        ret = LanguageType::UKRAINIAN;
-    }
-    else if (0 == strcmp("ro", pLanguageName))
-    {
-        ret = LanguageType::ROMANIAN;
-    }
-    else if (0 == strcmp("bg", pLanguageName))
-    {
-        ret = LanguageType::BULGARIAN;
-    }
-    return ret;
+    return utils::getLanguageTypeByISO2(code);
 }
 
 Application::Platform Application::getTargetPlatform()
diff --git a/cocos/platform/ios/CCApplication-ios.mm b/cocos/platform/ios/CCApplication-ios.mm
index 2966765904f6..9793cd7ee7d4 100644
--- a/cocos/platform/ios/CCApplication-ios.mm
+++ b/cocos/platform/ios/CCApplication-ios.mm
@@ -31,6 +31,7 @@ of this software and associated documentation files (the "Software"), to deal
 
 #import "math/CCGeometry.h"
 #import "platform/ios/CCDirectorCaller-ios.h"
+#import "base/ccUtils.h"
 
 NS_CC_BEGIN
 
@@ -109,26 +110,7 @@ of this software and associated documentation files (the "Software"), to deal
     NSDictionary* temp = [NSLocale componentsFromLocaleIdentifier:currentLanguage];
     NSString * languageCode = [temp objectForKey:NSLocaleLanguageCode];
 
-    if ([languageCode isEqualToString:@"zh"]) return LanguageType::CHINESE;
-    if ([languageCode isEqualToString:@"en"]) return LanguageType::ENGLISH;
-    if ([languageCode isEqualToString:@"fr"]) return LanguageType::FRENCH;
-    if ([languageCode isEqualToString:@"it"]) return LanguageType::ITALIAN;
-    if ([languageCode isEqualToString:@"de"]) return LanguageType::GERMAN;
-    if ([languageCode isEqualToString:@"es"]) return LanguageType::SPANISH;
-    if ([languageCode isEqualToString:@"nl"]) return LanguageType::DUTCH;
-    if ([languageCode isEqualToString:@"ru"]) return LanguageType::RUSSIAN;
-    if ([languageCode isEqualToString:@"ko"]) return LanguageType::KOREAN;
-    if ([languageCode isEqualToString:@"ja"]) return LanguageType::JAPANESE;
-    if ([languageCode isEqualToString:@"hu"]) return LanguageType::HUNGARIAN;
-    if ([languageCode isEqualToString:@"pt"]) return LanguageType::PORTUGUESE;
-    if ([languageCode isEqualToString:@"ar"]) return LanguageType::ARABIC;
-    if ([languageCode isEqualToString:@"nb"]) return LanguageType::NORWEGIAN;
-    if ([languageCode isEqualToString:@"pl"]) return LanguageType::POLISH;
-    if ([languageCode isEqualToString:@"tr"]) return LanguageType::TURKISH;
-    if ([languageCode isEqualToString:@"uk"]) return LanguageType::UKRAINIAN;
-    if ([languageCode isEqualToString:@"ro"]) return LanguageType::ROMANIAN;
-    if ([languageCode isEqualToString:@"bg"]) return LanguageType::BULGARIAN;
-    return LanguageType::ENGLISH;
+    return utils::getLanguageTypeByISO2([languageCode UTF8String]);
 
 }
 
diff --git a/cocos/platform/linux/CCApplication-linux.cpp b/cocos/platform/linux/CCApplication-linux.cpp
index 0e27e79a191e..6472320b998e 100644
--- a/cocos/platform/linux/CCApplication-linux.cpp
+++ b/cocos/platform/linux/CCApplication-linux.cpp
@@ -31,6 +31,7 @@ THE SOFTWARE.
 #include <sys/time.h>
 #include <string>
 #include "base/CCDirector.h"
+#include "base/ccUtils.h"
 #include "platform/CCFileUtils.h"
 
 NS_CC_BEGIN
@@ -184,7 +185,6 @@ const char * Application::getCurrentLanguageCode()
 LanguageType Application::getCurrentLanguage()
 {
     char *pLanguageName = getenv("LANG");
-    LanguageType ret = LanguageType::ENGLISH;
     if (!pLanguageName)
     {
         return LanguageType::ENGLISH;
@@ -195,84 +195,7 @@ LanguageType Application::getCurrentLanguage()
         return LanguageType::ENGLISH;
     }
     
-    if (0 == strcmp("zh", pLanguageName))
-    {
-        ret = LanguageType::CHINESE;
-    }
-    else if (0 == strcmp("en", pLanguageName))
-    {
-        ret = LanguageType::ENGLISH;
-    }
-    else if (0 == strcmp("fr", pLanguageName))
-    {
-        ret = LanguageType::FRENCH;
-    }
-    else if (0 == strcmp("it", pLanguageName))
-    {
-        ret = LanguageType::ITALIAN;
-    }
-    else if (0 == strcmp("de", pLanguageName))
-    {
-        ret = LanguageType::GERMAN;
-    }
-    else if (0 == strcmp("es", pLanguageName))
-    {
-        ret = LanguageType::SPANISH;
-    }
-    else if (0 == strcmp("nl", pLanguageName))
-    {
-        ret = LanguageType::DUTCH;
-    }
-    else if (0 == strcmp("ru", pLanguageName))
-    {
-        ret = LanguageType::RUSSIAN;
-    }
-    else if (0 == strcmp("ko", pLanguageName))
-    {
-        ret = LanguageType::KOREAN;
-    }
-    else if (0 == strcmp("ja", pLanguageName))
-    {
-        ret = LanguageType::JAPANESE;
-    }
-    else if (0 == strcmp("hu", pLanguageName))
-    {
-        ret = LanguageType::HUNGARIAN;
-    }
-    else if (0 == strcmp("pt", pLanguageName))
-    {
-        ret = LanguageType::PORTUGUESE;
-    }
-    else if (0 == strcmp("ar", pLanguageName))
-    {
-        ret = LanguageType::ARABIC;
-    }
-    else if (0 == strcmp("nb", pLanguageName))
-    {
-        ret = LanguageType::NORWEGIAN;
-    }
-    else if (0 == strcmp("pl", pLanguageName))
-    {
-        ret = LanguageType::POLISH;
-    }
-    else if (0 == strcmp("tr", pLanguageName))
-    {
-        ret = LanguageType::TURKISH;
-    }
-    else if (0 == strcmp("uk", pLanguageName))
-    {
-        ret = LanguageType::UKRAINIAN;
-    }
-    else if (0 == strcmp("ro", pLanguageName))
-    {
-        ret = LanguageType::ROMANIAN;
-    }
-    else if (0 == strcmp("bg", pLanguageName))
-    {
-        ret = LanguageType::BULGARIAN;
-    }
-    
-    return ret;
+    return utils::getLanguageTypeByISO2(pLanguageName);
 }
 
 NS_CC_END
diff --git a/cocos/platform/mac/CCApplication-mac.mm b/cocos/platform/mac/CCApplication-mac.mm
index ddf1819d9df8..bfae1e348561 100644
--- a/cocos/platform/mac/CCApplication-mac.mm
+++ b/cocos/platform/mac/CCApplication-mac.mm
@@ -29,10 +29,11 @@ of this software and associated documentation files (the "Software"), to deal
 #import <Cocoa/Cocoa.h>
 #include <algorithm>
 
-#import "platform/CCApplication.h"
+#include "platform/CCApplication.h"
 #include "platform/CCFileUtils.h"
 #include "math/CCGeometry.h"
 #include "base/CCDirector.h"
+#include "base/ccUtils.h"
 
 NS_CC_BEGIN
 
@@ -173,27 +174,7 @@ static long getCurrentMillSecond()
     NSDictionary* temp = [NSLocale componentsFromLocaleIdentifier:currentLanguage];
     NSString * languageCode = [temp objectForKey:NSLocaleLanguageCode];
     
-    if ([languageCode isEqualToString:@"zh"]) return LanguageType::CHINESE;
-    if ([languageCode isEqualToString:@"en"]) return LanguageType::ENGLISH;
-    if ([languageCode isEqualToString:@"fr"]) return LanguageType::FRENCH;
-    if ([languageCode isEqualToString:@"it"]) return LanguageType::ITALIAN;
-    if ([languageCode isEqualToString:@"de"]) return LanguageType::GERMAN;
-    if ([languageCode isEqualToString:@"es"]) return LanguageType::SPANISH;
-    if ([languageCode isEqualToString:@"nl"]) return LanguageType::DUTCH;
-    if ([languageCode isEqualToString:@"ru"]) return LanguageType::RUSSIAN;
-    if ([languageCode isEqualToString:@"ko"]) return LanguageType::KOREAN;
-    if ([languageCode isEqualToString:@"ja"]) return LanguageType::JAPANESE;
-    if ([languageCode isEqualToString:@"hu"]) return LanguageType::HUNGARIAN;
-    if ([languageCode isEqualToString:@"pt"]) return LanguageType::PORTUGUESE;
-    if ([languageCode isEqualToString:@"ar"]) return LanguageType::ARABIC;
-    if ([languageCode isEqualToString:@"nb"]) return LanguageType::NORWEGIAN;
-    if ([languageCode isEqualToString:@"pl"]) return LanguageType::POLISH;
-    if ([languageCode isEqualToString:@"tr"]) return LanguageType::TURKISH;
-    if ([languageCode isEqualToString:@"uk"]) return LanguageType::UKRAINIAN;
-    if ([languageCode isEqualToString:@"ro"]) return LanguageType::ROMANIAN;
-    if ([languageCode isEqualToString:@"bg"]) return LanguageType::BULGARIAN;
-    return LanguageType::ENGLISH;
-
+    return utils::getLanguageTypeByISO2([languageCode UTF8String]);
 }
 
 bool Application::openURL(const std::string &url)
diff --git a/cocos/platform/tizen/CCApplication-tizen.cpp b/cocos/platform/tizen/CCApplication-tizen.cpp
index 0ec0b545b1e6..91554c7ea516 100644
--- a/cocos/platform/tizen/CCApplication-tizen.cpp
+++ b/cocos/platform/tizen/CCApplication-tizen.cpp
@@ -41,6 +41,7 @@
 #include "base/CCDirector.h"
 #include "base/CCEventKeyboard.h"
 #include "base/CCEventDispatcher.h"
+#include "base/ccUtils.h"
 #include "platform/CCFileUtils.h"
 
 #ifdef  LOG_TAG
@@ -603,7 +604,6 @@ std::string Application::getVersion()
 LanguageType Application::getCurrentLanguage()
 {
     char *pLanguageName = getenv("LANG");
-    LanguageType ret = LanguageType::ENGLISH;
     if (!pLanguageName)
     {
         return LanguageType::ENGLISH;
@@ -614,68 +614,7 @@ LanguageType Application::getCurrentLanguage()
         return LanguageType::ENGLISH;
     }
     
-    if (0 == strcmp("zh", pLanguageName))
-    {
-        ret = LanguageType::CHINESE;
-    }
-    else if (0 == strcmp("en", pLanguageName))
-    {
-        ret = LanguageType::ENGLISH;
-    }
-    else if (0 == strcmp("fr", pLanguageName))
-    {
-        ret = LanguageType::FRENCH;
-    }
-    else if (0 == strcmp("it", pLanguageName))
-    {
-        ret = LanguageType::ITALIAN;
-    }
-    else if (0 == strcmp("de", pLanguageName))
-    {
-        ret = LanguageType::GERMAN;
-    }
-    else if (0 == strcmp("es", pLanguageName))
-    {
-        ret = LanguageType::SPANISH;
-    }
-    else if (0 == strcmp("nl", pLanguageName))
-    {
-        ret = LanguageType::DUTCH;
-    }
-    else if (0 == strcmp("ru", pLanguageName))
-    {
-        ret = LanguageType::RUSSIAN;
-    }
-    else if (0 == strcmp("ko", pLanguageName))
-    {
-        ret = LanguageType::KOREAN;
-    }
-    else if (0 == strcmp("ja", pLanguageName))
-    {
-        ret = LanguageType::JAPANESE;
-    }
-    else if (0 == strcmp("hu", pLanguageName))
-    {
-        ret = LanguageType::HUNGARIAN;
-    }
-    else if (0 == strcmp("pt", pLanguageName))
-    {
-        ret = LanguageType::PORTUGUESE;
-    }
-    else if (0 == strcmp("ar", pLanguageName))
-    {
-        ret = LanguageType::ARABIC;
-    }
-    else if (0 == strcmp("nb", pLanguageName))
-    {
-        ret = LanguageType::NORWEGIAN;
-    }
-    else if (0 == strcmp("pl", pLanguageName))
-    {
-        ret = LanguageType::POLISH;
-    }
-    
-    return ret;
+    return utils::getLanguageTypeByISO2(pLanguageName);
 }
 
 NS_CC_END
diff --git a/cocos/platform/win32/CCApplication-win32.cpp b/cocos/platform/win32/CCApplication-win32.cpp
index dc6248ef4dce..6ee0b8c685cd 100644
--- a/cocos/platform/win32/CCApplication-win32.cpp
+++ b/cocos/platform/win32/CCApplication-win32.cpp
@@ -236,6 +236,9 @@ LanguageType Application::getCurrentLanguage()
         case LANG_BULGARIAN:
             ret = LanguageType::BULGARIAN;
             break;
+        case LANG_BELARUSIAN:
+            ret = LanguageType::BELARUSIAN;
+            break;
     }
     
     return ret;
diff --git a/cocos/platform/winrt/CCApplication.cpp b/cocos/platform/winrt/CCApplication.cpp
index ca37f228ec74..606e40cc9152 100644
--- a/cocos/platform/winrt/CCApplication.cpp
+++ b/cocos/platform/winrt/CCApplication.cpp
@@ -140,83 +140,9 @@ const char * Application::getCurrentLanguageCode()
 
 LanguageType Application::getCurrentLanguage()
 {
-    LanguageType ret = LanguageType::ENGLISH;
-    
     const char* code = getCurrentLanguageCode();
-    
-    if (strncmp(code, "zh", 2) == 0)
-    {
-        ret = LanguageType::CHINESE;
-    }
-    else if (strncmp(code, "ja", 2) == 0)
-    {
-        ret = LanguageType::JAPANESE;
-    }
-    else if (strncmp(code, "fr", 2) == 0)
-    {
-        ret = LanguageType::FRENCH;
-    }
-    else if (strncmp(code, "it", 2) == 0)
-    {
-        ret = LanguageType::ITALIAN;
-    }
-    else if (strncmp(code, "de", 2) == 0)
-    {
-        ret = LanguageType::GERMAN;
-    }
-    else if (strncmp(code, "es", 2) == 0)
-    {
-        ret = LanguageType::SPANISH;
-    }
-    else if (strncmp(code, "nl", 2) == 0)
-    {
-        ret = LanguageType::DUTCH;
-    }
-    else if (strncmp(code, "ru", 2) == 0)
-    {
-        ret = LanguageType::RUSSIAN;
-    }
-    else if (strncmp(code, "hu", 2) == 0)
-    {
-        ret = LanguageType::HUNGARIAN;
-    }
-    else if (strncmp(code, "pt", 2) == 0)
-    {
-        ret = LanguageType::PORTUGUESE;
-    }
-    else if (strncmp(code, "ko", 2) == 0)
-    {
-        ret = LanguageType::KOREAN;
-    }
-    else if (strncmp(code, "ar", 2) == 0)
-    {
-        ret = LanguageType::ARABIC;
-    }
-    else if (strncmp(code, "nb", 2) == 0)
-    {
-        ret = LanguageType::NORWEGIAN;
-    }
-    else if (strncmp(code, "pl", 2) == 0)
-    {
-        ret = LanguageType::POLISH;
-    }
-    else if (strncmp(code, "tr", 2) == 0)
-    {
-        ret = LanguageType::TURKISH;
-    }
-    else if (strncmp(code, "uk", 2) == 0)
-    {
-        ret = LanguageType::UKRAINIAN;
-    }
-    else if (strncmp(code, "ro", 2) == 0)
-    {
-        ret = LanguageType::ROMANIAN;
-    }
-    else if (strncmp(code, "bg", 2) == 0)
-    {
-        ret = LanguageType::BULGARIAN;
-    }
-    return ret;
+
+    return utils::getLanguageTypeByISO2(code);
 }
 
 Application::Platform  Application::getTargetPlatform()
diff --git a/cocos/scripting/js-bindings/script/jsb_boot.js b/cocos/scripting/js-bindings/script/jsb_boot.js
index 5b463222f55e..dbbed11d199a 100644
--- a/cocos/scripting/js-bindings/script/jsb_boot.js
+++ b/cocos/scripting/js-bindings/script/jsb_boot.js
@@ -1087,6 +1087,14 @@ var _initSys = function () {
      */
     sys.LANGUAGE_BULGARIAN = "bg";
 
+    /**
+     * Belarusian language code
+     * @constant
+     * @default
+     * @type {Number}
+     */
+    sys.LANGUAGE_BELARUSIAN = "be";
+
     /**
      * Unknown language code
      * @memberof cc.sys
@@ -1375,6 +1383,7 @@ var _initSys = function () {
             case 16: return sys.LANGUAGE_UKRAINIAN;
             case 17: return sys.LANGUAGE_ROMANIAN;
             case 18: return sys.LANGUAGE_BULGARIAN;
+            case 19: return sys.LANGUAGE_BELARUSIAN;
             default : return sys.LANGUAGE_ENGLISH;
         }
     })();
diff --git a/cocos/scripting/lua-bindings/script/cocos2d/Cocos2dConstants.lua b/cocos/scripting/lua-bindings/script/cocos2d/Cocos2dConstants.lua
index 67b9f411f974..66a2b4c1c688 100644
--- a/cocos/scripting/lua-bindings/script/cocos2d/Cocos2dConstants.lua
+++ b/cocos/scripting/lua-bindings/script/cocos2d/Cocos2dConstants.lua
@@ -208,6 +208,7 @@ cc.LANGUAGE_TURKISH    = 15
 cc.LANGUAGE_UKRAINIAN  = 16
 cc.LANGUAGE_ROMANIAN   = 17
 cc.LANGUAGE_BULGARIAN  = 18
+cc.LANGUAGE_BELARUSIAN = 19
 
 cc.NODE_ON_ENTER       = 0
 cc.NODE_ON_EXIT        = 1