diff --git a/Gemfile.lock b/Gemfile.lock
index 45ba7ff..d47cc20 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:
@@ -122,19 +122,19 @@ GEM
     kaminari-core (1.1.1)
     kramdown (1.17.0)
     libv8 (3.16.14.19)
-    loofah (2.12.0)
+    loofah (2.18.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
       mini_mime (>= 0.1.1)
     mini_mime (1.0.1)
-    mini_portile2 (2.6.1)
+    mini_portile2 (2.8.0)
     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 (1.13.6)
+      mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
     nokogumbo (2.0.1)
       nokogiri (~> 1.8, >= 1.8.4)
@@ -159,7 +159,7 @@ GEM
     omniauth-rails_csrf_protection (1.0.0)
       actionpack (>= 4.2)
       omniauth (~> 2.0)
-    racc (1.5.2)
+    racc (1.6.0)
     rack (1.6.13)
     rack-protection (2.1.0)
       rack
@@ -182,7 +182,7 @@ GEM
       activesupport (>= 4.2.0, < 5.0)
       nokogiri (~> 1.6)
       rails-deprecated_sanitizer (>= 1.0.1)
-    rails-html-sanitizer (1.4.2)
+    rails-html-sanitizer (1.4.3)
       loofah (~> 2.3)
     railties (4.2.11)
       actionpack (= 4.2.11)