diff --git a/Formula/pixman.rb b/Formula/pixman.rb
index dc01a4a2d9..819c2267ad 100644
--- a/Formula/pixman.rb
+++ b/Formula/pixman.rb
@@ -1,15 +1,16 @@
 require 'formula'
 
 class Pixman < Formula
-  url 'http://www.cairographics.org/releases/pixman-0.21.2.tar.gz'
+  url 'http://www.cairographics.org/releases/pixman-0.21.6.tar.gz'
   homepage 'http://www.cairographics.org/'
-  md5 '9e09fd6e58cbf9717140891e0b7d4a7a'
+  sha1 'b22aaafc3b637470c9f04fae565e2a22eaf5e00a'
 
   depends_on 'pkg-config' => :build
-  depends_on 'libpng'
 
   def install
-    system "./configure", "--prefix=#{prefix}", "--disable-dependency-tracking"
+    system "./configure", "--disable-dependency-tracking",
+                          "--prefix=#{prefix}",
+                          "--enable-gtk=no" # Don't need to build tests
     system "make install"
   end
 end