diff --git a/3172/3/Gemfile.lock b/3172/3/Gemfile.lock
index 461e17f8fd..27b7157ede 100644
--- a/3172/3/Gemfile.lock
+++ b/3172/3/Gemfile.lock
@@ -73,7 +73,7 @@ GEM
       ripl-multi_line (>= 0.2.4)
       ripl-rack (>= 0.2.0)
       sinatra (>= 1.2.1)
-    tzinfo (1.2.5)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
 
 PLATFORMS