diff --git a/server/Gemfile.lock b/server/Gemfile.lock
index 433d5c7..99f3447 100644
--- a/server/Gemfile.lock
+++ b/server/Gemfile.lock
@@ -82,7 +82,7 @@ GEM
     sqlite3 (1.3.6)
     temple (0.5.5)
     tilt (1.3.3)
-    tzinfo (0.3.33)
+    tzinfo (0.3.61)
     virtus (0.5.2)
       backports (~> 2.6.1)