diff --git a/hydra.gemspec b/hydra.gemspec
index 8a5692d..b72e99c 100644
--- a/hydra.gemspec
+++ b/hydra.gemspec
@@ -5,7 +5,7 @@
 
 Gem::Specification.new do |s|
   s.name = %q{hydra}
-  s.version = "0.16.3"
+  s.version = "0.16.4"
 
   s.required_rubygems_version = Gem::Requirement.new(">= 0") if s.respond_to? :required_rubygems_version=
   s.authors = ["Nick Gauthier"]