lib/ttfunk/subset/base.rb in ttfunk-1.5.0 vs lib/ttfunk/subset/base.rb in ttfunk-1.5.1

@@ -148,10 +148,10 @@
         @unicode_cmap ||= @original.cmap.unicode.first
       end
 
       def checksum(data)
         data += "\0" * (4 - data.length % 4) unless data.length % 4 == 0
-        data.unpack('N*').reduce(:+) & 0xFFFF_FFFF
+        data.unpack('N*').reduce(0, :+) & 0xFFFF_FFFF
       end
 
       def collect_glyphs(glyph_ids)
         glyphs = glyph_ids.each_with_object({}) do |id, h|
           h[id] = original.glyph_outlines.for(id)