--- a/gfx/thebes/gfxPrefs.h
+++ b/gfx/thebes/gfxPrefs.h
@@ -518,17 +518,17 @@ private:
   DECL_GFX_PREF(Once, "image.multithreaded_decoding.limit",    ImageMTDecodingLimit, int32_t, -1);
 
   DECL_GFX_PREF(Once, "layers.acceleration.disabled",          LayersAccelerationDisabledDoNotUseDirectly, bool, false);
   DECL_GFX_PREF(Live, "layers.acceleration.draw-fps",          LayersDrawFPS, bool, false);
   DECL_GFX_PREF(Live, "layers.acceleration.draw-fps.print-histogram",  FPSPrintHistogram, bool, false);
   DECL_GFX_PREF(Live, "layers.acceleration.draw-fps.write-to-file", WriteFPSToFile, bool, false);
   DECL_GFX_PREF(Once, "layers.acceleration.force-enabled",     LayersAccelerationForceEnabledDoNotUseDirectly, bool, false);
   DECL_OVERRIDE_PREF(Live, "layers.advanced.background-color",        LayersAllowBackgroundColorLayers, gfxPrefs::OverrideBase_WebRender());
-  DECL_OVERRIDE_PREF(Live, "layers.advanced.background-image",        LayersAllowBackgroundImage, gfxPrefs::OverrideBase_WebRendest());
+  DECL_OVERRIDE_PREF(Live, "layers.advanced.background-image",        LayersAllowBackgroundImage, gfxPrefs::OverrideBase_WebRender());
   DECL_GFX_PREF(Live, "layers.advanced.basic-layer.enabled",          LayersAdvancedBasicLayerEnabled, bool, false);
   DECL_OVERRIDE_PREF(Live, "layers.advanced.border-layers",           LayersAllowBorderLayers, gfxPrefs::OverrideBase_WebRender());
   DECL_OVERRIDE_PREF(Live, "layers.advanced.boxshadow-inset-layers",  LayersAllowInsetBoxShadow, gfxPrefs::OverrideBase_WebRender());
   DECL_OVERRIDE_PREF(Live, "layers.advanced.boxshadow-outer-layers",  LayersAllowOuterBoxShadow, gfxPrefs::OverrideBase_WebRender());
   DECL_OVERRIDE_PREF(Live, "layers.advanced.bullet-layers",           LayersAllowBulletLayers, gfxPrefs::OverrideBase_WebRender());
   DECL_OVERRIDE_PREF(Live, "layers.advanced.button-foreground-layers", LayersAllowButtonForegroundLayers, gfxPrefs::OverrideBase_WebRender());
   DECL_OVERRIDE_PREF(Live, "layers.advanced.canvas-background-color", LayersAllowCanvasBackgroundColorLayers, gfxPrefs::OverrideBase_WebRender());
   DECL_OVERRIDE_PREF(Live, "layers.advanced.caret-layers",            LayersAllowCaretLayers, gfxPrefs::OverrideBase_WebRender());