chunky_png.gemspec in chunky_png-1.3.13 vs chunky_png.gemspec in chunky_png-1.3.14

@@ -24,10 +24,10 @@
 
     This library supports simple drawing on the image canvas and simple operations like
     alpha composition and cropping. Finally, it can import from and export to RMagick for
     interoperability.
 
-    Also, have a look at OilyPNG at http://github.com/wvanbergen/oily_png. OilyPNG is a
+    Also, have a look at OilyPNG at https://github.com/wvanbergen/oily_png. OilyPNG is a
     drop in mixin module that implements some of the ChunkyPNG algorithms in C, which
     provides a massive speed boost to encoding and decoding.
   EOT
 
   s.authors  = ["Willem van Bergen"]