diff --git a/mozilla/gfx/src/gtk/nsRenderingContextGTK.cpp b/mozilla/gfx/src/gtk/nsRenderingContextGTK.cpp
index a9ee1240422..1e28ecc497f 100644
--- a/mozilla/gfx/src/gtk/nsRenderingContextGTK.cpp
+++ b/mozilla/gfx/src/gtk/nsRenderingContextGTK.cpp
@@ -1109,9 +1109,15 @@ NS_IMETHODIMP nsRenderingContextGTK::FillEllipse(nscoord aX, nscoord aY, nscoord
 
   UpdateGC();
 
-  ::gdk_draw_arc(mSurface->GetDrawable(), mGC, FALSE,
-                 x, y, w, h,
-                 0, 360 * 64);
+  if (w < 16 || h < 16) {
+    /* Fix for bug 91816 ("bullets are not displayed correctly on certain text zooms")
+     * De-uglify bullets on some X servers:
+     * 1st: Draw... */
+    ::gdk_draw_arc(mSurface->GetDrawable(), mGC, FALSE,
+                   x, y, w, h,
+                   0, 360 * 64);
+    /*  ...then fill. */
+  }
   ::gdk_draw_arc(mSurface->GetDrawable(), mGC, TRUE,
                  x, y, w, h,
                  0, 360 * 64);
diff --git a/mozilla/gfx/src/xlib/nsRenderingContextXlib.cpp b/mozilla/gfx/src/xlib/nsRenderingContextXlib.cpp
index e1d5030c19d..50fe9149c47 100644
--- a/mozilla/gfx/src/xlib/nsRenderingContextXlib.cpp
+++ b/mozilla/gfx/src/xlib/nsRenderingContextXlib.cpp
@@ -1043,18 +1043,20 @@ nsRenderingContextXlib::FillEllipse(nscoord aX, nscoord aY, nscoord aWidth, nsco
     
   UpdateGC();
   Drawable drawable; mRenderingSurface->GetDrawable(drawable);
-  /* Fix for bug 91816 ("bullets are not displayed correctly on certain text zooms")
-   * De-uglify bullets on some X servers:
-   * 1st: Draw... */
-  ::XDrawArc(mDisplay,
-             drawable,
-             *mGC,
-             x,y,w,h, 0, 360 * 64);
-  /*  ...then fill. */
+  if (w < 16 || h < 16) {
+    /* Fix for bug 91816 ("bullets are not displayed correctly on certain text zooms")
+     * De-uglify bullets on some X servers:
+     * 1st: Draw... */
+    ::XDrawArc(mDisplay,
+               drawable,
+               *mGC,
+               x, y, w, h, 0, 360 * 64);
+    /*  ...then fill. */
+  }
   ::XFillArc(mDisplay,
              drawable,
              *mGC,
-             x,y,w,h, 0, 360 * 64);
+             x, y, w, h, 0, 360 * 64);
   
   return NS_OK;  
 }