diff --git a/Gemfile.lock b/Gemfile.lock
index 747a3bc1a..b9e5ecabe 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -248,9 +248,9 @@ GEM
     listen (3.0.8)
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
-    loofah (2.18.0)
+    loofah (2.21.3)
       crass (~> 1.0.2)
-      nokogiri (>= 1.5.9)
+      nokogiri (>= 1.12.0)
     map (6.6.0)
     middleman (3.4.1)
       coffee-script (~> 2.2)
@@ -312,12 +312,12 @@ GEM
     mime-types (3.3.1)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2020.0512)
-    mini_portile2 (2.8.0)
+    mini_portile2 (2.8.2)
     minitest (5.14.2)
     multi_json (1.15.0)
     netrc (0.11.0)
-    nokogiri (1.13.6)
-      mini_portile2 (~> 2.8.0)
+    nokogiri (1.15.3)
+      mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
     optimist (3.0.1)
     padrino-helpers (0.12.9)
@@ -328,7 +328,7 @@ GEM
       activesupport (>= 3.1)
     parallel (1.20.1)
     public_suffix (4.0.6)
-    racc (1.6.0)
+    racc (1.7.1)
     rack (1.6.13)
     rack-livereload (0.3.16)
       rack