diff --git a/Gemfile.lock b/Gemfile.lock
index 70773cf8..1af08f48 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -181,7 +181,7 @@ 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)
@@ -192,7 +192,7 @@ GEM
     method_source (1.0.0)
     mini_magick (4.11.0)
     mini_mime (1.1.1)
-    mini_portile2 (2.6.1)
+    mini_portile2 (2.8.0)
     minitest (5.14.4)
     msgpack (1.4.2)
     msgpack (1.4.2-java)
@@ -201,14 +201,14 @@ GEM
     namae (1.1.1)
     nio4r (2.5.8)
     nio4r (2.5.8-java)
-    nokogiri (1.12.3)
-      mini_portile2 (~> 2.6.1)
+    nokogiri (1.13.10)
+      mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
-    nokogiri (1.12.3-java)
+    nokogiri (1.13.10-java)
       racc (~> 1.4)
-    nokogiri (1.12.3-x64-mingw32)
+    nokogiri (1.13.10-x64-mingw32)
       racc (~> 1.4)
-    nokogiri (1.12.3-x86-mingw32)
+    nokogiri (1.13.10-x86-mingw32)
       racc (~> 1.4)
     orm_adapter (0.5.0)
     pandoc-ruby (2.1.4)
@@ -225,8 +225,8 @@ GEM
       nio4r (~> 2.0)
     pundit (2.1.1)
       activesupport (>= 3.0.0)
-    racc (1.5.2)
-    racc (1.5.2-java)
+    racc (1.6.1)
+    racc (1.6.1-java)
     rack (2.2.3)
     rack-proxy (0.7.0)
       rack
@@ -250,8 +250,8 @@ GEM
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.4.2)
-      loofah (~> 2.3)
+    rails-html-sanitizer (1.4.4)
+      loofah (~> 2.19, >= 2.19.1)
     rails-latex (2.3.3)
       rails (>= 3.0.0, < 7)
     railties (6.0.4.1)