diff --git a/Formula/planck.rb b/Formula/planck.rb
index 6d0e526f6e..84e75fda78 100644
--- a/Formula/planck.rb
+++ b/Formula/planck.rb
@@ -1,8 +1,8 @@
 class Planck < Formula
   desc "Stand-alone ClojureScript REPL"
   homepage "http://planck-repl.org/"
-  url "https://github.com/mfikes/planck/archive/2.12.0.tar.gz"
-  sha256 "ccaed676a7847becc045c7491b47ab3e218ab7ed7fe937d222e3cda796ab25e3"
+  url "https://github.com/mfikes/planck/archive/2.12.6.tar.gz"
+  sha256 "44174df56c79dac1f755606a30c35145303512cbab49bb389b2cd639e86132bd"
   head "https://github.com/mfikes/planck.git"
 
   bottle do