grntest.gemspec in grntest-1.1.3 vs grntest.gemspec in grntest-1.1.4

@@ -43,9 +43,10 @@
     spec.executables = Dir.glob("*")
   end
 
   spec.add_runtime_dependency("json")
   spec.add_runtime_dependency("msgpack")
+  spec.add_runtime_dependency("diff-lcs")
   spec.add_runtime_dependency("groonga-command-parser")
 
   spec.add_development_dependency("bundler")
   spec.add_development_dependency("rake")
   spec.add_development_dependency("test-unit", ">= 3.0.0")