diff --git a/Gemfile.lock b/Gemfile.lock
index 854e2b3..8ef8f8e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -50,7 +50,7 @@ GEM
       execjs
     bcrypt (3.1.13)
     bcrypt (3.1.13-java)
-    better_errors (2.4.0)
+    better_errors (2.8.0)
       coderay (>= 1.0.0)
       erubi (>= 1.0.0)
       rack (>= 0.9.0)
@@ -78,7 +78,7 @@ GEM
       nokogiri (~> 1.8)
     chronic (0.10.2)
     climate_control (0.2.0)
-    coderay (1.1.2)
+    coderay (1.1.3)
     coffee-rails (4.2.2)
       coffee-script (>= 2.2.0)
       railties (>= 4.0.0)
@@ -103,7 +103,7 @@ GEM
     devise-bootstrap-views (0.0.11)
     domain_name (0.5.20180417)
       unf (>= 0.0.5, < 1.0.0)
-    erubi (1.8.0)
+    erubi (1.10.0)
     execjs (2.7.0)
     factory_bot (4.8.2)
       activesupport (>= 3.0.0)
@@ -144,7 +144,9 @@ GEM
     mime-types (3.2.2)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2018.0812)
-    mimemagic (0.3.2)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_mime (1.0.1)
     mini_portile2 (2.4.0)
     minitest (5.11.3)
@@ -193,7 +195,7 @@ GEM
     public_suffix (3.0.2)
     puma (3.12.4)
     puma (3.12.4-java)
-    rack (2.0.8)
+    rack (2.2.3)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
     rails (5.1.6.2)