diff --git a/Gemfile.lock b/Gemfile.lock
index 997a06ff..b20143d4 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,9 +1,3 @@
-GIT
-  remote: git://github.com/borovsky/tcpdf.git
-  revision: 756b43580a47be916fc9138eaeb693c95507bc1a
-  specs:
-    tcpdf (1.53.0)
-
 GIT
   remote: git://github.com/technoweenie/acts_as_versioned.git
   revision: 63b1fc8529d028fae632fe80ec0cb25df56cd76b
@@ -11,6 +5,12 @@ GIT
     acts_as_versioned (0.6.0)
       activerecord (>= 3.0.9)
 
+GIT
+  remote: https://github.com/borovsky/tcpdf.git
+  revision: 756b43580a47be916fc9138eaeb693c95507bc1a
+  specs:
+    tcpdf (1.53.0)
+
 GEM
   remote: http://rubygems.org/
   specs:
@@ -91,6 +91,8 @@ GEM
       multi_test (>= 0.1.1)
     diff-lcs (1.1.3)
     docile (1.1.3)
+    domain_name (0.5.20190701)
+      unf (>= 0.0.5, < 1.0.0)
     dynamic_form (1.1.4)
     email_spec (1.5.0)
       launchy (~> 2.1)
@@ -144,6 +146,9 @@ GEM
       railties (>= 3.1, < 4.1)
     highline (1.6.21)
     hike (1.2.3)
+    http-accept (1.7.0)
+    http-cookie (1.0.5)
+      domain_name (~> 0.5)
     i18n (0.6.9)
     journey (1.0.4)
     jquery-rails (2.1.4)
@@ -178,6 +183,7 @@ GEM
     net-ssh (2.8.0)
     net-ssh-gateway (1.2.0)
       net-ssh (>= 2.6.5)
+    netrc (0.11.0)
     nio4r (1.0.0)
     nokogiri (1.6.1)
       mini_portile (~> 0.5.0)
@@ -216,8 +222,11 @@ GEM
     rdoc (3.12.2)
       json (~> 1.4)
     ref (1.0.5)
-    rest-client (1.6.7)
-      mime-types (>= 1.16)
+    rest-client (2.1.0)
+      http-accept (>= 1.7.0, < 2.0)
+      http-cookie (>= 1.0.2, < 2.0)
+      mime-types (>= 1.16, < 4.0)
+      netrc (~> 0.8)
     rspec (2.12.0)
       rspec-core (~> 2.12.0)
       rspec-expectations (~> 2.12.0)
@@ -274,6 +283,9 @@ GEM
     uglifier (2.5.0)
       execjs (>= 0.3.0)
       json (>= 1.8.0)
+    unf (0.1.4)
+      unf_ext
+    unf_ext (0.0.8.2)
     unicorn (4.8.2)
       kgio (~> 2.6)
       rack