diff --git a/Gemfile.lock b/Gemfile.lock
index dcb67560..365402fb 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -12,9 +12,7 @@ GEM
     ffi (1.9.23)
     hashdiff (0.3.7)
     json (2.1.0)
-    mini_portile2 (2.3.0)
     nokogiri (1.8.2)
-      mini_portile2 (~> 2.3.0)
     public_suffix (3.0.2)
     rspec (3.7.0)
       rspec-core (~> 3.7.0)
@@ -33,6 +31,7 @@ GEM
       rspec-support (~> 3.7.0)
     rspec-support (3.7.1)
     ruby-progressbar (1.9.0)
+    rubyzip (1.2.1)
     safe_yaml (1.0.4)
     simplecov (0.16.1)
       docile (~> 1.1)
@@ -59,6 +58,7 @@ DEPENDENCIES
   rspec (>= 3.5.0)
   rspec-its (>= 1.2.0)
   ruby-progressbar (>= 1.8.1)
+  rubyzip (>= 1.2.1)
   simplecov (>= 0.13.0)
   terminal-table (>= 1.6.0)
   typhoeus (>= 1.1.2)