diff --git a/Gemfile.lock b/Gemfile.lock
index c97ec7c0a10..d20d8661f3b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -204,8 +204,8 @@ GEM
     coffee-script-source (1.12.2)
     combine_pdf (1.0.21)
       ruby-rc4 (>= 0.1.5)
-    concurrent-ruby (1.1.9)
-    connection_pool (2.2.5)
+    concurrent-ruby (1.2.0)
+    connection_pool (2.3.0)
     crack (0.4.5)
       rexml
     crass (1.0.6)
@@ -244,9 +244,8 @@ GEM
       dotenv (= 2.7.6)
       railties (>= 3.2)
     dry-inflector (0.2.1)
-    e2mmap (0.1.0)
     erubi (1.10.0)
-    et-orbi (1.2.4)
+    et-orbi (1.2.7)
       tzinfo
     excon (0.81.0)
     execjs (2.7.0)
@@ -297,8 +296,8 @@ GEM
       nokogiri (>= 1.5.11, < 2.0.0)
     foreman (0.87.2)
     formatador (0.2.5)
-    fugit (1.4.5)
-      et-orbi (~> 1.1, >= 1.1.8)
+    fugit (1.8.1)
+      et-orbi (~> 1, >= 1.2.7)
       raabro (~> 1.4)
     fuubar (2.5.1)
       rspec-core (~> 3.0)
@@ -331,7 +330,7 @@ GEM
       thor (>= 0.14, < 2.0)
     jquery-ui-rails (4.2.1)
       railties (>= 3.2.16)
-    json (2.6.1)
+    json (1.8.6)
     json-schema (2.8.1)
       addressable (>= 2.4)
     json_spec (1.1.5)
@@ -425,7 +424,7 @@ GEM
       nio4r (~> 2.0)
     raabro (1.4.0)
     racc (1.6.0)
-    rack (2.2.3)
+    rack (2.2.6.2)
     rack-mini-profiler (2.3.3)
       rack (>= 1.2.0)
     rack-protection (2.1.0)
@@ -558,7 +557,7 @@ GEM
     ruby-rc4 (0.1.5)
     ruby2_keywords (0.0.4)
     rubyzip (2.3.2)
-    rufus-scheduler (3.7.0)
+    rufus-scheduler (3.8.2)
       fugit (~> 1.1, >= 1.1.6)
     sass (3.4.25)
     sass-rails (5.0.8)
@@ -579,12 +578,9 @@ GEM
       connection_pool (>= 2.2.2)
       rack (~> 2.0)
       redis (>= 4.2.0)
-    sidekiq-scheduler (3.1.0)
-      e2mmap
-      redis (>= 3, < 5)
+    sidekiq-scheduler (5.0.0)
       rufus-scheduler (~> 3.2)
-      sidekiq (>= 3)
-      thwait
+      sidekiq (>= 4, < 8)
       tilt (>= 1.4.0)
     simplecov (0.21.2)
       docile (~> 1.1)
@@ -621,12 +617,10 @@ GEM
       power_assert
     thor (1.2.1)
     thread-local (1.1.0)
-    thwait (0.2.0)
-      e2mmap
-    tilt (2.0.10)
+    tilt (2.0.11)
     timecop (0.9.4)
     ttfunk (1.7.0)
-    tzinfo (2.0.4)
+    tzinfo (2.0.5)
       concurrent-ruby (~> 1.0)
     uglifier (4.2.0)
       execjs (>= 0.3.0, < 3)