diff --git a/SDK_ruby/sample-project/Sample_SDK_testing/Gemfile.lock b/SDK_ruby/sample-project/Sample_SDK_testing/Gemfile.lock
index 3fd7af4..5993e4f 100644
--- a/SDK_ruby/sample-project/Sample_SDK_testing/Gemfile.lock
+++ b/SDK_ruby/sample-project/Sample_SDK_testing/Gemfile.lock
@@ -68,7 +68,7 @@ GEM
       rails-dom-testing (>= 1, < 3)
       railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
-    json (2.2.0)
+    json (2.3.1)
     loofah (2.4.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)