diff --git a/object_print3d_utils/ui.py b/object_print3d_utils/ui.py
index 58b8497fb5e33edbda6dac044c05db9747dec4ff..db50b07defa1ac721b1656dd786552f49a88537f 100644
--- a/object_print3d_utils/ui.py
+++ b/object_print3d_utils/ui.py
@@ -25,6 +25,7 @@ from bpy.types import Panel
 from . import report
 
 class Print3DToolBar:
+    bl_category = "3D Printing"
     bl_label = "Print3D"
     bl_space_type = 'VIEW_3D'
     bl_region_type = 'TOOLS'