diff --git a/Gemfile.lock b/Gemfile.lock
index 545c320..849fdee 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -84,6 +84,9 @@ GEM
     concurrent-ruby (1.3.4)
     connection_pool (2.4.1)
     crass (1.0.6)
+    cronex (0.15.0)
+      tzinfo
+      unicode (>= 0.4.4.5)
     date (3.3.4)
     devise (4.9.4)
       bcrypt (~> 3.0)
@@ -292,10 +295,11 @@ GEM
       logger
       rack (>= 2.2.4)
       redis-client (>= 0.22.2)
-    sidekiq-cron (1.12.0)
-      fugit (~> 1.8)
+    sidekiq-cron (2.0.1)
+      cronex (>= 0.13.0)
+      fugit (~> 1.8, >= 1.11.1)
       globalid (>= 1.0.1)
-      sidekiq (>= 6)
+      sidekiq (>= 6.5.0)
     simplecov (0.22.0)
       docile (~> 1.1)
       simplecov-html (~> 0.11)
@@ -319,6 +323,7 @@ GEM
     turbolinks-source (5.2.0)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
+    unicode (0.4.4.5)
     unicode-display_width (2.6.0)
     warden (1.2.9)
       rack (>= 2.0.9)