diff --git a/utils/exporters/blender/addons/io_three/constants.py b/utils/exporters/blender/addons/io_three/constants.py
index ac79d21d633fb21d6697da94423358d88943604a..209d2840b2337209eed37893fc913424b39bcd37 100644
--- a/utils/exporters/blender/addons/io_three/constants.py
+++ b/utils/exporters/blender/addons/io_three/constants.py
@@ -165,7 +165,7 @@ EXPORT_OPTIONS = {
 }
 
 
-FORMAT_VERSION = 4.3
+FORMAT_VERSION = 4.4
 VERSION = 'version'
 THREE = 'io_three'
 GENERATOR = 'generator'