diff --git a/cre.cpp b/cre.cpp
index ff459b36e..4b452eff7 100644
--- a/cre.cpp
+++ b/cre.cpp
@@ -1398,7 +1398,7 @@ static int drawCoverPage(lua_State *L) {
 		printf("cover size:%d,%d\n", cover->GetWidth(), cover->GetHeight());
 	else
 		printf("cover page is null.\n");
-	LVDrawBookCover(drawBuf, cover, lString8("Droid Sans Fallback"),
+	LVDrawBookCover(drawBuf, cover, lString8("Droid Sans Mono"),
 			lString16("test"), lString16("test"), lString16("test"), 0);
 
 	return 0;
diff --git a/thirdparty/mupdf/external_fonts.patch b/thirdparty/mupdf/external_fonts.patch
index 3debeb86a..89868d673 100644
--- a/thirdparty/mupdf/external_fonts.patch
+++ b/thirdparty/mupdf/external_fonts.patch
@@ -177,7 +177,7 @@ index f6951ba2..b1fdd981 100644
 +char *
 +fz_lookup_cjk_font_from_file(fz_context *ctx, int registry, int serif, int wmode)
 +{
-+	return get_font_file("noto/NotoSansCJK-Regular.ttf");
++	return get_font_file("noto/NotoSansCJKsc-Regular.otf");
 +}
 +
 +const unsigned char *
@@ -207,7 +207,7 @@ index f6951ba2..b1fdd981 100644
 +	char *filename;
 +	fz_font *font;
 +
-+	filename = get_font_file("noto/NotoSansCJK-Regular.ttf");
++	filename = get_font_file("noto/NotoSansCJKsc-Regular.otf");
 +	font = fz_new_font_from_file(ctx, NULL, filename, 0, 1);
 +	free(filename);
 +	return font;