Gemfile.lock in markdown_helper-1.8.0 vs Gemfile.lock in markdown_helper-1.9.0

@@ -1,17 +1,18 @@
 PATH
   remote: .
   specs:
-    markdown_helper (1.8.0)
+    markdown_helper (1.9.0)
 
 GEM
   remote: https://rubygems.org/
   specs:
     diff-lcs (1.3)
     minitest (5.11.3)
     rake (10.5.0)
 
 PLATFORMS
+  x64-mingw32
   x86-mingw32
 
 DEPENDENCIES
   bundler (~> 1.14)
   diff-lcs (= 1.3)