diff --git a/src/core/const.js b/src/core/const.js
index ff70b50..22acb9a 100644
--- a/src/core/const.js
+++ b/src/core/const.js
@@ -270,6 +270,7 @@
     // TODO: maybe add PARTICLE.BATCH_SIZE: 15000
     SPRITE_BATCH_SIZE: 4096, //nice balance between mobile and desktop machines
     SPRITE_MAX_TEXTURES: require('./utils/maxRecommendedTextures')(32), //this is the MAXIMUM - various gpus will have there own limits.
+    TEXT_STYLE_CHANGED: 'changed' //
 };
 
 module.exports = CONST;