diff --git a/Gemfile.lock b/Gemfile.lock
index 603daf59..aea2505a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -44,7 +44,7 @@ GEM
       mimemagic (~> 0.3)
       nokogiri (~> 1.8, >= 1.8.2)
       rubyzip (~> 1.2, >= 1.2.1)
-    axlsx_rails (0.5.1)
+    axlsx_rails (0.5.2)
       actionpack (>= 3.1)
       axlsx (>= 2.0.1)
     bindex (0.5.0)
@@ -58,7 +58,7 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.12.2)
-    concurrent-ruby (1.0.5)
+    concurrent-ruby (1.1.3)
     crass (1.0.4)
     diff-lcs (1.3)
     erubi (1.7.1)
@@ -82,7 +82,7 @@ GEM
       guard-compat (~> 1.1)
       rspec (>= 2.99.0, < 4.0)
     htmlentities (4.3.4)
-    i18n (1.0.1)
+    i18n (1.1.1)
       concurrent-ruby (~> 1.0)
     jbuilder (2.7.0)
       activesupport (>= 4.2.0)
@@ -91,7 +91,7 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.2.2)
+    loofah (2.2.3)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     lumberjack (1.0.13)
@@ -105,7 +105,7 @@ GEM
     multi_json (1.13.1)
     nenv (0.3.0)
     nio4r (2.3.0)
-    nokogiri (1.8.2)
+    nokogiri (1.8.5)
       mini_portile2 (~> 2.3.0)
     notiffany (0.1.1)
       nenv (~> 0.1)
@@ -119,10 +119,10 @@ GEM
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
     puma (3.11.4)
-    rack (2.0.5)
+    rack (2.0.6)
     rack-proxy (0.6.4)
       rack
-    rack-test (1.0.0)
+    rack-test (1.1.0)
       rack (>= 1.0, < 3)
     rails (5.1.6)
       actioncable (= 5.1.6)