irbtools.gemspec in irbtools-4.0.3 vs irbtools.gemspec in irbtools-4.0.4

@@ -18,10 +18,10 @@
 
   # # #
   # Dependencies
 
   # Core Functionality
-  s.add_dependency %q<irb>,           "~> 1.6.2"
+  s.add_dependency %q<irb>,           "~> 1.6", ">= 1.6.2"
   s.add_dependency %q<every_day_irb>, "~> 2.2"
   s.add_dependency %q<fancy_irb>,     "~> 1.2", ">= 1.2.1"
   s.add_dependency %q<wirb>,          "~> 2.0", ">= 2.2.1"
   s.add_dependency %q<hirb>,          "~> 0.7", ">= 0.7.3"