diff --git a/openlp/core/lib/renderer.py b/openlp/core/lib/renderer.py
index 5776874cc..aad686564 100644
--- a/openlp/core/lib/renderer.py
+++ b/openlp/core/lib/renderer.py
@@ -47,26 +47,13 @@ class Renderer(object):
         Initialise the renderer.
         """
         self._rect = None
-        self._debug = False
-        self._display_shadow_size_footer = 0
-        self._display_outline_size_footer = 0
         self.theme_name = None
         self._theme = None
         self._bg_image_filename = None
         self.frame = None
-        self.frame_opaque = None
         self.bg_frame = None
         self.bg_image = None
 
-    def set_debug(self, debug):
-        """
-        Set the debug mode of the renderer.
-
-        ``debug``
-            The debug mode.
-        """
-        self._debug = debug
-
     def set_theme(self, theme):
         """
         Set the theme to be used.