diff --git a/Gemfile.lock b/Gemfile.lock
index 5529637..5d7afbd 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -100,7 +100,7 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.12.0)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -113,7 +113,7 @@ GEM
     msgpack (1.4.2)
     multi_json (1.15.0)
     nio4r (2.5.8)
-    nokogiri (1.12.5-x86_64-linux)
+    nokogiri (1.13.10-x86_64-linux)
       racc (~> 1.4)
     pg (1.2.3)
     public_suffix (4.0.6)
@@ -123,7 +123,7 @@ GEM
       activesupport (>= 4.2)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       railties (>= 4.2)
-    racc (1.6.0)
+    racc (1.6.1)
     rack (2.2.3)
     rack-cors (1.1.1)
       rack (>= 2.0.0)