diff --git a/middleman-core/lib/middleman-core/templates/shared/Gemfile.tt b/middleman-core/lib/middleman-core/templates/shared/Gemfile.tt
index 5bc18919..ec8e0fc9 100644
--- a/middleman-core/lib/middleman-core/templates/shared/Gemfile.tt
+++ b/middleman-core/lib/middleman-core/templates/shared/Gemfile.tt
@@ -8,4 +8,7 @@ gem "middleman", "~><%= Middleman::VERSION %>"
 gem "middleman-livereload", "~> 3.1.0"
 
 # For faster file watcher updates on Windows:
-gem "wdm", "~> 0.1.0", :platforms => [:mswin, :mingw]
\ No newline at end of file
+gem "wdm", "~> 0.1.0", :platforms => [:mswin, :mingw]
+
+# Windows does not come with time zone data
+gem "tzinfo-data", platforms: [:mswin, :mingw]