diff --git a/Gemfile.lock b/Gemfile.lock
old mode 100755
new mode 100644
index 9959258..1ee435e
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -29,10 +29,10 @@ GEM
       tzinfo (~> 1.1)
     arel (6.0.4)
     builder (3.2.3)
-    coderay (1.1.2)
+    coderay (1.1.3)
     concurrent-ruby (1.1.5)
-    crass (1.0.5)
-    diff-lcs (1.3)
+    crass (1.0.6)
+    diff-lcs (1.5.0)
     erubis (2.7.0)
     gemspec (0.3.1)
       activesupport (= 4.2.1)
@@ -41,21 +41,23 @@ GEM
     i18n (0.9.5)
       concurrent-ruby (~> 1.0)
     json (1.8.6)
-    loofah (2.3.1)
+    loofah (2.19.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     memoist (0.12.0)
     method_source (0.9.2)
-    mini_portile2 (2.4.0)
-    minitest (5.13.0)
+    mini_portile2 (2.8.0)
+    minitest (5.16.3)
     mysql2 (0.3.21)
-    nokogiri (1.10.5)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.13.9)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     pry (0.12.2)
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
     pry-rails (0.3.9)
       pry (>= 0.10.4)
+    racc (1.6.0)
     rack (1.6.11)
     rack-test (0.6.3)
       rack (>= 1.0)
@@ -65,7 +67,7 @@ GEM
       activesupport (>= 4.2.0, < 5.0)
       nokogiri (~> 1.6)
       rails-deprecated_sanitizer (>= 1.0.1)
-    rails-html-sanitizer (1.3.0)
+    rails-html-sanitizer (1.4.3)
       loofah (~> 2.3)
     railties (4.2.1)
       actionpack (= 4.2.1)
@@ -75,20 +77,20 @@ GEM
     rake (10.5.0)
     rspec-core (3.9.0)
       rspec-support (~> 3.9.0)
-    rspec-expectations (3.9.0)
+    rspec-expectations (3.9.4)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.9.0)
     rspec-mocks (3.9.0)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.9.0)
-    rspec-rails (3.9.0)
-      actionpack (>= 3.0)
-      activesupport (>= 3.0)
-      railties (>= 3.0)
-      rspec-core (~> 3.9.0)
-      rspec-expectations (~> 3.9.0)
-      rspec-mocks (~> 3.9.0)
-      rspec-support (~> 3.9.0)
+    rspec-rails (4.0.1)
+      actionpack (>= 4.2)
+      activesupport (>= 4.2)
+      railties (>= 4.2)
+      rspec-core (~> 3.9)
+      rspec-expectations (~> 3.9)
+      rspec-mocks (~> 3.9)
+      rspec-support (~> 3.9)
     rspec-support (3.9.0)
     thor (0.20.3)
     thread_safe (0.3.6)