diff --git a/Gemfile.lock b/Gemfile.lock
index 31a587f..fab0c02 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -56,7 +56,7 @@ GEM
     redshift-connector-data_file (7.3.1)
       aws-sdk-s3
     thread_safe (0.3.6)
-    tzinfo (1.2.5)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
 
 PLATFORMS