diff --git a/Gemfile.lock b/Gemfile.lock
index c5d0d3b..e764cd0 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (5.2.3)
+    activesupport (5.2.4.3)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
@@ -14,13 +14,13 @@ GEM
       virtus (~> 1.0)
     coercible (1.0.0)
       descendants_tracker (~> 0.0.1)
-    concurrent-ruby (1.1.5)
+    concurrent-ruby (1.1.10)
     descendants_tracker (0.0.4)
       thread_safe (~> 0.3, >= 0.3.1)
     equalizer (0.0.11)
     exifr (1.2.4)
     fspath (2.1.1)
-    i18n (1.6.0)
+    i18n (1.10.0)
       concurrent-ruby (~> 1.0)
     ice_nine (0.11.2)
     image_optim (0.22.1)
@@ -34,13 +34,13 @@ GEM
       image_optim (~> 0.19)
     image_size (1.4.2)
     in_threads (1.3.1)
-    minitest (5.11.3)
+    minitest (5.15.0)
     minitest-utils (0.3.0)
       minitest
     progress (3.1.1)
     rake (11.1.2)
     thread_safe (0.3.6)
-    tzinfo (1.2.5)
+    tzinfo (1.2.9)
       thread_safe (~> 0.1)
     virtus (1.0.5)
       axiom-types (~> 0.1)