diff --git a/Gemfile.lock b/Gemfile.lock
index 7fd4b0e..e487a64 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -81,7 +81,7 @@ GEM
     coffee-script-source (1.12.2)
     concurrent-ruby (1.0.5)
     connection_pool (2.2.1)
-    crass (1.0.3)
+    crass (1.0.6)
     devise (4.3.0)
       bcrypt (~> 3.0)
       orm_adapter (~> 0.1)
@@ -175,7 +175,7 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.1.1)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     lumberjack (1.0.12)
@@ -189,7 +189,7 @@ GEM
     mime-types-data (3.2016.0521)
     mini_magick (4.8.0)
     mini_mime (1.0.0)
-    mini_portile2 (2.3.0)
+    mini_portile2 (2.8.0)
     mini_racer (0.1.14)
       libv8 (~> 5.9)
     minitest (5.10.3)
@@ -199,8 +199,9 @@ GEM
     naught (1.1.0)
     nenv (0.3.0)
     nio4r (2.1.0)
-    nokogiri (1.8.1)
-      mini_portile2 (~> 2.3.0)
+    nokogiri (1.13.10)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     notiffany (0.1.1)
       nenv (~> 0.1)
       shellany (~> 0.0)
@@ -234,6 +235,7 @@ GEM
       pry (>= 0.10.4)
     public_suffix (3.0.1)
     puma (3.11.0)
+    racc (1.6.1)
     rack (2.0.3)
     rack-proxy (0.6.2)
       rack