diff --git a/Gemfile.lock b/Gemfile.lock
index 1aeec43..fa511ec 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -14,16 +14,16 @@ GEM
     diff-lcs (1.3)
     docile (1.1.5)
     hashdiff (0.3.6)
-    json (2.1.0)
+    json (2.3.1)
     method_source (0.9.0)
-    mini_portile2 (2.0.0)
-    nokogiri (1.6.7.2)
-      mini_portile2 (~> 2.0.0.rc2)
+    mini_portile2 (2.4.0)
+    nokogiri (1.10.10)
+      mini_portile2 (~> 2.4.0)
     pry (0.11.1)
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
     public_suffix (3.0.0)
-    rake (10.5.0)
+    rake (13.0.1)
     rspec (3.6.0)
       rspec-core (~> 3.6.0)
       rspec-expectations (~> 3.6.0)
@@ -53,10 +53,11 @@ PLATFORMS
 
 DEPENDENCIES
   bundler (~> 1.13)
-  nokogiri (~> 1.6.7.2)
+  json (>= 2.3.0)
+  nokogiri (>= 1.10.8)
   nubefact!
   pry
-  rake (~> 10.0)
+  rake (>= 12.3.3)
   rspec (~> 3.6)
   simplecov (~> 0.15)
   webmock