diff --git a/hydra-access-controls/hydra-access-controls.gemspec b/hydra-access-controls/hydra-access-controls.gemspec
index a8b188756..9276f23c5 100644
--- a/hydra-access-controls/hydra-access-controls.gemspec
+++ b/hydra-access-controls/hydra-access-controls.gemspec
@@ -23,7 +23,7 @@ Gem::Specification.new do |gem|
   gem.add_dependency 'cancancan', '~> 1.8'
   gem.add_dependency 'deprecation', '~> 1.0'
   gem.add_dependency "blacklight", '>= 5.16'
-  gem.add_dependency "blacklight-access_controls", '~> 0.6'
+  gem.add_dependency "blacklight-access_controls", '~> 0.6.0'
 
   gem.add_development_dependency "rake", '~> 10.1'
   gem.add_development_dependency 'rspec', '~> 3.1'