Gemfile.lock in iso-bib-item-0.1.5 vs Gemfile.lock in iso-bib-item-0.1.6

@@ -1,24 +1,26 @@
 PATH
   remote: .
   specs:
-    iso-bib-item (0.1.5)
+    iso-bib-item (0.1.6)
+      duplicate
       isoics (~> 0.1.6)
       nokogiri
 
 GEM
   remote: https://rubygems.org/
   specs:
-    byebug (10.0.0)
+    byebug (10.0.2)
     coderay (1.1.2)
     diff-lcs (1.3)
-    docile (1.3.0)
+    docile (1.3.1)
+    duplicate (1.1.1)
     isoics (0.1.6)
     json (2.1.0)
     method_source (0.9.0)
     mini_portile2 (2.3.0)
-    nokogiri (1.8.2)
+    nokogiri (1.8.3)
       mini_portile2 (~> 2.3.0)
     pry (0.11.3)
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
     pry-byebug (3.6.0)
@@ -54,6 +56,6 @@
   rake (~> 10.0)
   rspec (~> 3.0)
   simplecov
 
 BUNDLED WITH
-   1.16.1
+   1.16.2