diff --git a/Gemfile.lock b/Gemfile.lock
index bbc2f90..534bb5b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -3,7 +3,7 @@ PATH
   specs:
     nocms-pages (0.1.0)
       awesome_nested_set (>= 3.0.0.rc.6)
-      globalize (~> 4.0, >= 4.0.0)
+      globalize (>= 4.0.0, < 5.1)
       nocms-blocks (~> 1.1.1)
       rails (~> 4.0, >= 4.0.3)
 
diff --git a/pages.gemspec b/pages.gemspec
index b64ae32..c4b623c 100644
--- a/pages.gemspec
+++ b/pages.gemspec
@@ -16,7 +16,7 @@ Gem::Specification.new do |s|
   s.files = Dir["{app,config,db,lib}/**/*", "LICENSE", "Rakefile", "README.md"]
 
   s.add_dependency "rails", '~> 4.0', '>= 4.0.3'
-  s.add_dependency "globalize", '~> 4.0', '>= 4.0.0'
+  s.add_dependency "globalize", '>= 4.0.0', '< 5.1'
   s.add_dependency "awesome_nested_set", '>= 3.0.0.rc.6'
   s.add_dependency "nocms-blocks", '~> 1.1.1'