diff --git a/Gemfile.lock b/Gemfile.lock
index 45ba7ff..853e3a7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,12 +1,12 @@
 GIT
-  remote: git://github.com/nomlab/Bootstrap-Image-Gallery-rails.git
+  remote: https://github.com/nomlab/Bootstrap-Image-Gallery-rails.git
   revision: 3239a26f572feacab077691fb7acc06a8c88a7cb
   branch: master
   specs:
     Bootstrap-Image-Gallery-rails (1.0.1.3.1.0)
 
 GIT
-  remote: git://github.com/nomlab/jquery-treeview-rails.git
+  remote: https://github.com/nomlab/jquery-treeview-rails.git
   revision: 20a1539c8fb35acc5fdce1208ce74d61af0cf2fa
   branch: master
   specs:
@@ -128,16 +128,14 @@ GEM
     mail (2.7.1)
       mini_mime (>= 0.1.1)
     mini_mime (1.0.1)
-    mini_portile2 (2.6.1)
+    mini_portile2 (2.8.1)
     minitest (5.14.4)
     multi_json (1.15.0)
     multi_xml (0.6.0)
     multipart-post (2.1.1)
-    nokogiri (1.12.5)
-      mini_portile2 (~> 2.6.1)
+    nokogiri (1.14.0)
+      mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
-    nokogumbo (2.0.1)
-      nokogiri (~> 1.8, >= 1.8.4)
     oauth2 (1.4.7)
       faraday (>= 0.8, < 2.0)
       jwt (>= 1.0, < 3.0)
@@ -159,7 +157,7 @@ GEM
     omniauth-rails_csrf_protection (1.0.0)
       actionpack (>= 4.2)
       omniauth (~> 2.0)
-    racc (1.5.2)
+    racc (1.6.2)
     rack (1.6.13)
     rack-protection (2.1.0)
       rack
@@ -197,10 +195,9 @@ GEM
     ref (2.0.0)
     rouge (1.11.1)
     ruby2_keywords (0.0.5)
-    sanitize (5.0.0)
+    sanitize (6.0.1)
       crass (~> 1.0.2)
-      nokogiri (>= 1.8.0)
-      nokogumbo (~> 2.0)
+      nokogiri (>= 1.12.0)
     sass (3.7.4)
       sass-listen (~> 4.0.0)
     sass-listen (4.0.0)