diff --git a/lib/overcommit/version.rb b/lib/overcommit/version.rb
index 9df380b0..afd18470 100644
--- a/lib/overcommit/version.rb
+++ b/lib/overcommit/version.rb
@@ -2,5 +2,5 @@
 
 # Defines the gem version.
 module Overcommit
-  VERSION = '0.64.0'
+  VERSION = '0.64.1'
 end
diff --git a/overcommit.gemspec b/overcommit.gemspec
index 0b3a590d..caaa8499 100644
--- a/overcommit.gemspec
+++ b/overcommit.gemspec
@@ -33,5 +33,5 @@ Gem::Specification.new do |s|
 
   s.add_dependency          'childprocess', '>= 0.6.3', '< 6'
   s.add_dependency          'iniparse', '~> 1.4'
-  s.add_dependency          'rexml', '~> 3.2'
+  s.add_dependency          'rexml', '>= 3.3.9'
 end