diff --git a/Formula/poco.rb b/Formula/poco.rb
index 5a666382e56..f7024fbd76f 100644
--- a/Formula/poco.rb
+++ b/Formula/poco.rb
@@ -2,17 +2,19 @@ require 'formula'
 
 class Poco < Formula
   homepage 'http://pocoproject.org/'
-  url 'http://pocoproject.org/releases/poco-1.4.6/poco-1.4.6p4-all.tar.gz'
-  sha1 'a74f5d4a5a1b9218adcb3e3e9bc81f5377200c3e'
-  version '1.4.6p4-all'
+  url 'http://pocoproject.org/releases/poco-1.4.7/poco-1.4.7-all.tar.gz'
+  sha1 '778bd5fca9d4169a2dd83265bc07123bd0d12273'
+  version '1.4.7-all'
 
   devel do
-    url 'http://pocoproject.org/releases/poco-1.5.3/poco-1.5.3-all.tar.gz'
-    sha1 'e2eb6d812c907b6e8c117dea101289559926500c'
+    url 'http://pocoproject.org/releases/poco-1.5.4/poco-1.5.4-all.tar.gz'
+    sha1 'd7f14c49472c4f333fe99d43cac021e90d24b024'
   end
 
   option :cxx11
 
+  depends_on "openssl"
+
   def install
     ENV.cxx11 if build.cxx11?