diff --git a/Gemfile b/Gemfile
index b92d7b4..830218a 100644
--- a/Gemfile
+++ b/Gemfile
@@ -6,7 +6,7 @@ gem "excon", "~> 0.5.6"
 gem "yajl-ruby", "~> 0.8.1", :require => "yajl"
 
 gem "activesupport", "~> 3.0.4"
-gem "i18n", "~> 0.5.0" # ActiveSupport dependency
+gem "i18n", "~> 0.6.8" # ActiveSupport dependency
 
 group :development do
   gem "bundler", "~> 1.0.0"
diff --git a/Gemfile.lock b/Gemfile.lock
index 12f340c..2b41b66 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -9,7 +9,7 @@ GEM
       addressable (~> 2.2.4)
       multipart-post (~> 1.1.0)
       rack (>= 1.1.0, < 2)
-    i18n (0.5.0)
+    i18n (0.6.8)
     multipart-post (1.1.0)
     rack (1.2.1)
     rake (0.8.7)
@@ -31,7 +31,7 @@ DEPENDENCIES
   bundler (~> 1.0.0)
   excon (~> 0.5.6)
   faraday (~> 0.5.7)
-  i18n (~> 0.5.0)
+  i18n (~> 0.6.8)
   rake (~> 0.8.7)
   rspec (= 2.1.0)
   yajl-ruby (~> 0.8.1)
diff --git a/pingdom-client.gemspec b/pingdom-client.gemspec
index fd391e4..aa02076 100644
--- a/pingdom-client.gemspec
+++ b/pingdom-client.gemspec
@@ -48,7 +48,7 @@ Gem::Specification.new do |s|
       s.add_runtime_dependency("excon",         ["~> 0.5.6"])
       s.add_runtime_dependency("yajl-ruby",     ["~> 0.8.1"])
       s.add_runtime_dependency("activesupport", ["~> 3.0.4"])
-      s.add_runtime_dependency("i18n",          ["~> 0.5.0"])
+      s.add_runtime_dependency("i18n",          ">= 0.5", "< 1.8")
       
       s.add_development_dependency("bundler", ["~> 1.0.0"])
       s.add_development_dependency("rake",    ["~> 0.8.7"])
@@ -58,7 +58,7 @@ Gem::Specification.new do |s|
       s.add_dependency("excon",         ["~> 0.5.6"])
       s.add_dependency("yajl-ruby",     ["~> 0.8.1"])
       s.add_dependency("activesupport", ["~> 3.0.4"])
-      s.add_dependency("i18n",          ["~> 0.5.0"])
+      s.add_dependency("i18n",          ">= 0.5", "< 1.8")
       
       s.add_dependency("bundler", ["~> 1.0.0"])
       s.add_dependency("rake",    ["~> 0.8.7"])
@@ -69,7 +69,7 @@ Gem::Specification.new do |s|
     s.add_dependency("excon",         ["~> 0.5.6"])
     s.add_dependency("yajl-ruby",     ["~> 0.8.1"])
     s.add_dependency("activesupport", ["~> 3.0.4"])
-    s.add_dependency("i18n",          ["~> 0.5.0"])
+    s.add_dependency("i18n",          ">= 0.5", "< 1.8")
     
     s.add_dependency("bundler", ["~> 1.0.0"])
     s.add_dependency("rake", ["~> 0.8.7"])