diff --git a/__init__.py b/__init__.py
index 4023153..23999b6 100644
--- a/__init__.py
+++ b/__init__.py
@@ -2,7 +2,7 @@ bl_info = {
     "name": "Rig Picker",
     "author": "Christophe Seux",
     "version": (0, 1),
-    "blender": (3, 0, 1),
+    "blender": (3, 0, 2),
     "location": "",
     "description": "",
     "warning": "",
@@ -38,11 +38,15 @@ if "bpy" in locals():
         importlib.reload(module)
 
 def register():
+    if bpy.app.background:
+        return
     for name in modules:
         module = importlib.import_module(name, __name__)
         module.register()
 
 def unregister():
+    if bpy.app.background:
+        return
     for name in reversed(modules):
         module = importlib.import_module(name, __name__)
         module.unregister()