diff --git a/Gemfile b/Gemfile
index 1d6861995572745727482beca6c81300813725cd..350ecd0ca02e3d56b127479bda94c58053057375 100644
--- a/Gemfile
+++ b/Gemfile
@@ -133,7 +133,7 @@ gem 'acts-as-taggable-on', '~> 4.0'
 
 # Background jobs
 gem 'sidekiq', '~> 4.2'
-gem 'sidekiq-cron', '~> 0.4.0'
+gem 'sidekiq-cron', '~> 0.4.4'
 gem 'redis-namespace', '~> 1.5.2'
 gem 'sidekiq-limit_fetch', '~> 3.4'
 
diff --git a/Gemfile.lock b/Gemfile.lock
index bf9702b256259fd79f2b697abd998599d652fada..40aa91423c08177473f12d5d3d0045e3eca82fa8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -614,7 +614,8 @@ GEM
     rubyntlm (0.5.2)
     rubypants (0.2.0)
     rubyzip (1.2.0)
-    rufus-scheduler (3.1.10)
+    rufus-scheduler (3.3.0)
+      tzinfo
     rugged (0.24.0)
     safe_yaml (1.0.4)
     sanitize (2.1.0)
@@ -650,10 +651,10 @@ GEM
       connection_pool (~> 2.2, >= 2.2.0)
       rack-protection (~> 1.5)
       redis (~> 3.2, >= 3.2.1)
-    sidekiq-cron (0.4.0)
+    sidekiq-cron (0.4.4)
       redis-namespace (>= 1.5.2)
       rufus-scheduler (>= 2.0.24)
-      sidekiq (>= 4.0.0)
+      sidekiq (>= 4.2.1)
     sidekiq-limit_fetch (3.4.0)
       sidekiq (>= 4)
     simplecov (0.12.0)
@@ -925,7 +926,7 @@ DEPENDENCIES
   sham_rack (~> 1.3.6)
   shoulda-matchers (~> 2.8.0)
   sidekiq (~> 4.2)
-  sidekiq-cron (~> 0.4.0)
+  sidekiq-cron (~> 0.4.4)
   sidekiq-limit_fetch (~> 3.4)
   simplecov (= 0.12.0)
   slack-notifier (~> 1.2.0)
diff --git a/changelogs/unreleased/sh-update-sidekiq-cron.yml b/changelogs/unreleased/sh-update-sidekiq-cron.yml
new file mode 100644
index 0000000000000000000000000000000000000000..d79ba817a18450e30137887d7b7e53db88d191ea
--- /dev/null
+++ b/changelogs/unreleased/sh-update-sidekiq-cron.yml
@@ -0,0 +1,4 @@
+---
+title: Update Sidekiq-cron to fix compatibility issues with Sidekiq 4.2.1
+merge_request: 
+author: