diff --git a/Gemfile b/Gemfile
index b896ab3c02bc7695c8f537914de663854f5f2d3f..29ce5faa2321e6905a6178d5cb0f929a99ebc1b0 100644
--- a/Gemfile
+++ b/Gemfile
@@ -197,5 +197,5 @@ group :development, :test do
 
   # Jasmine (client side application tests (JS))
   gem 'jasmine', '1.3.2'
-  gem 'sinon-rails',	    '1.4.2.1'
+  gem 'sinon-rails',	    '1.7.3'
 end
diff --git a/Gemfile.lock b/Gemfile.lock
index 4adbb5c7de79e80b8bf7b129f32a04dc217ede10..0ce473a71868d2deb25c19df9e3711d758a42157 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -309,7 +309,7 @@ GEM
       rdoc (~> 3.4)
       thor (>= 0.14.6, < 2.0)
     raindrops (0.11.0)
-    rake (10.0.4)
+    rake (10.1.0)
     rb-fsevent (0.9.3)
     rb-inotify (0.9.0)
       ffi (>= 0.5.0)
@@ -368,7 +368,7 @@ GEM
       rack (~> 1.3, >= 1.3.6)
       rack-protection (~> 1.2)
       tilt (~> 1.3, >= 1.3.3)
-    sinon-rails (1.4.2.1)
+    sinon-rails (1.7.3)
       railties (>= 3.1)
     slim (1.3.9)
       temple (~> 0.6.3)
@@ -483,7 +483,7 @@ DEPENDENCIES
   selenium-webdriver (= 2.33.0)
   sidekiq (= 2.11.1)
   sinatra (= 1.3.3)
-  sinon-rails (= 1.4.2.1)
+  sinon-rails (= 1.7.3)
   slim (= 1.3.9)
   spork (= 1.0.0rc3)
   timecop (= 0.6.1)