diff --git a/source/create_widgets.py b/source/create_widgets.py
index 9766554..e2bf948 100644
--- a/source/create_widgets.py
+++ b/source/create_widgets.py
@@ -9,7 +9,7 @@ from math import cos, sin, pi
 
 def create_widget(name):
     """Create an empty widget object and return the object"""
-    prefs = bpy.context.preferences.addons["add_camera_rigs"].preferences
+    prefs = bpy.context.preferences.addons[__package__].preferences
     widget_prefix = prefs.widget_prefix
     obj_name = widget_prefix + name
     scene = bpy.context.scene
diff --git a/source/prefs.py b/source/prefs.py
index bdb2a9d..26240cd 100644
--- a/source/prefs.py
+++ b/source/prefs.py
@@ -7,7 +7,7 @@ from bpy.props import StringProperty
 
 
 class AddCameraRigsPreferences(AddonPreferences):
-    bl_idname = 'add_camera_rigs'
+    bl_idname = __package__
 
     # Widget prefix
     widget_prefix: StringProperty(
diff --git a/source/ui_panels.py b/source/ui_panels.py
index 14f7ef6..0ffa5de 100644
--- a/source/ui_panels.py
+++ b/source/ui_panels.py
@@ -93,9 +93,9 @@ class ADD_CAMERA_RIGS_PT_camera_rig_ui(Panel, CameraRigMixin):
             if rig["rig_id"].lower() == "crane_rig":
                 col = layout.column(align=True)
                 col.label(text="Crane Arm:")
-                col.prop(pose_bones["Crane_height"],
+                col.prop(pose_bones["Crane_Height"],
                          'scale', index=1, text="Arm Height")
-                col.prop(pose_bones["Crane_arm"],
+                col.prop(pose_bones["Crane_Arm"],
                          'scale', index=1, text="Arm Length")
 
         # 2D rig stuff