CHANGELOG.md in prawn-icon-0.6.3 vs CHANGELOG.md in prawn-icon-0.6.4

@@ -1,4 +1,8 @@
+# 0.6.4 - May 4, 2015
+
+- [PaymentFont](http://paymentfont.io) is now supported and included in `Prawn::Icon`.
+
 # 0.6.3 - March 4, 2015
 
 - Relaxed Prawn runtime dependency from >= 1.3.0 to >= 1.1.0.
 - Added CI tests for multiple versions of Prawn.
 - Added missing `end` statement to example code in README.
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