diff --git a/blacklight.gemspec b/blacklight.gemspec
index a956f63daa..03f8b1e87b 100644
--- a/blacklight.gemspec
+++ b/blacklight.gemspec
@@ -29,7 +29,7 @@ Gem::Specification.new do |s|
   s.add_dependency "kaminari", "~> 0.13"  # the pagination (page 1,2,3, etc..) of our search results
   s.add_dependency "sass-rails" 
   s.add_dependency "bootstrap-sass", ">= 2.2.0", "< 2.4"
-  s.add_dependency "deprecation"
+  s.add_dependency "deprecation", "~> 0.1"
   s.add_development_dependency "jettywrapper", ">= 1.4.1"
   s.add_development_dependency "rspec-rails"
   s.add_development_dependency 'engine_cart', ">= 0.1.0"