diff --git a/properly-backend/Gemfile.lock b/properly-backend/Gemfile.lock
index de45fda..48bb6a2 100644
--- a/properly-backend/Gemfile.lock
+++ b/properly-backend/Gemfile.lock
@@ -134,7 +134,7 @@ GEM
       sprockets (>= 3.0.0)
     thor (1.0.1)
     thread_safe (0.3.6)
-    tzinfo (1.2.7)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     websocket-driver (0.7.3)
       websocket-extensions (>= 0.1.0)