just_checkers.gemspec in just_checkers-1.0.0 vs just_checkers.gemspec in just_checkers-1.0.1

@@ -22,7 +22,8 @@
   spec.required_ruby_version = '>= 2.2'
 
   spec.add_development_dependency "bundler", "~> 1.11"
   spec.add_development_dependency "rake", "~> 10.0"
   spec.add_development_dependency 'minitest', '~> 5.8'
-  spec.add_development_dependency 'board_game_grid', '~> 0.1'
+
+  spec.add_runtime_dependency 'board_game_grid', '~> 0.1'
 end