diff --git a/src/gui_mac.c b/src/gui_mac.c
index 8859857..f6aa22b 100644
--- a/src/gui_mac.c
+++ b/src/gui_mac.c
@@ -173,6 +173,7 @@
 ATSUStyle   gWideFontStyle;
 # endif
 Boolean	    gIsFontFallbackSet;
+UInt32      useAntialias_cached = 0x0;
 #endif
 
 /* Colors Macros */
@@ -4123,6 +4124,24 @@
 	    ATSUSetAttributes(gFontStyle, 1, attribTags, attribSizes, attribValues);
 	}
 
+	UInt32 useAntialias = p_antialias ? kATSStyleApplyAntiAliasing
+					  : kATSStyleNoAntiAliasing;
+	if (useAntialias != useAntialias_cached)
+	{
+	    ATSUAttributeTag attribTags[] = { kATSUStyleRenderingOptionsTag };
+	    ByteCount attribSizes[] = { sizeof(UInt32) };
+	    ATSUAttributeValuePtr attribValues[] = { &useAntialias };
+
+	    if (gFontStyle)
+		ATSUSetAttributes(gFontStyle, 1, attribTags,
+						   attribSizes, attribValues);
+	    if (gWideFontStyle)
+		ATSUSetAttributes(gWideFontStyle, 1, attribTags,
+						   attribSizes, attribValues);
+
+	    useAntialias_cached = useAntialias;
+	}
+
 #ifdef FEAT_MBYTE
 	if (has_mbyte)
 	{