diff --git a/Gemfile.lock b/Gemfile.lock
index a403912..ddf29b0 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -69,7 +69,7 @@ GEM
     ast (2.4.2)
     builder (3.2.4)
     coderay (1.1.3)
-    concurrent-ruby (1.1.8)
+    concurrent-ruby (1.1.9)
     crass (1.0.6)
     diff-lcs (1.4.4)
     docile (1.3.5)
@@ -82,7 +82,7 @@ GEM
       rails-dom-testing (>= 1, < 3)
       railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
-    loofah (2.9.1)
+    loofah (2.12.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -90,11 +90,11 @@ GEM
     marcel (1.0.1)
     method_source (1.0.0)
     mini_mime (1.0.3)
-    mini_portile2 (2.5.1)
+    mini_portile2 (2.6.1)
     minitest (5.14.4)
     nio4r (2.5.7)
-    nokogiri (1.11.3)
-      mini_portile2 (~> 2.5.0)
+    nokogiri (1.12.3)
+      mini_portile2 (~> 2.6.1)
       racc (~> 1.4)
     parallel (1.20.1)
     parser (3.0.1.1)
@@ -144,7 +144,7 @@ GEM
     rspec-mocks (3.10.2)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.10.0)
-    rspec-rails (5.0.1)
+    rspec-rails (5.0.2)
       actionpack (>= 5.2)
       activesupport (>= 5.2)
       railties (>= 5.2)