diff --git a/lib/puppet/module_tool/installed_modules.rb b/lib/puppet/module_tool/installed_modules.rb
index 8042f09b8..b7bdc622b 100644
--- a/lib/puppet/module_tool/installed_modules.rb
+++ b/lib/puppet/module_tool/installed_modules.rb
@@ -1,98 +1,96 @@
 require 'pathname'
 
 require 'puppet/forge'
 require 'puppet/module_tool'
 
 module Puppet::ModuleTool
   class InstalledModules < Semantic::Dependency::Source
     attr_reader :modules, :by_name
 
     def priority
       10
     end
 
     def initialize(env)
       @env = env
       modules = env.modules_by_path
 
       @fetched = []
       @modules = {}
       @by_name = {}
       env.modulepath.each do |path|
         modules[path].each do |mod|
           @by_name[mod.name] = mod
           next unless mod.has_metadata?
           release = ModuleRelease.new(self, mod)
           @modules[release.name] ||= release
         end
       end
 
       @modules.freeze
     end
 
     # Fetches {ModuleRelease} entries for each release of the named module.
     #
     # @param name [String] the module name to look up
     # @return [Array<Semantic::Dependency::ModuleRelease>] a list of releases for
     #         the given name
     # @see Semantic::Dependency::Source#fetch
     def fetch(name)
       name = name.tr('/', '-')
 
       if @modules.key? name
         @fetched << name
         [ @modules[name] ]
       else
         [ ]
       end
     end
 
     def fetched
       @fetched
     end
 
     class ModuleRelease < Semantic::Dependency::ModuleRelease
       attr_reader :mod, :metadata
 
       def initialize(source, mod)
         @mod = mod
         @metadata = mod.metadata
         name = mod.forge_name.tr('/', '-')
         begin
           version = Semantic::Version.parse(mod.version)
         rescue Semantic::Version::ValidationFailure => e
           Puppet.warning "#{mod.name} (#{mod.path}) has an invalid version number (#{mod.version}). The version has been set to 0.0.0. If you are the maintainer for this module, please update the metadata.json with a valid Semantic Version (http://semver.org)."
           version = Semantic::Version.parse("0.0.0")
         end
         release = "#{name}@#{version}"
 
         super(source, name, version, {})
 
         if mod.dependencies
           mod.dependencies.each do |dependency|
             results = Puppet::ModuleTool.parse_module_dependency(release, dependency)
             dep_name, parsed_range, range = results
 
-            dependency.tap do |dep|
-              add_constraint('initialize', dep_name, range.to_s) do |node|
-                parsed_range === node.version
-              end
+            add_constraint('initialize', dep_name, range.to_s) do |node|
+              parsed_range === node.version
             end
           end
         end
       end
 
       def install_dir
         Pathname.new(@mod.path).dirname
       end
 
       def install(dir)
         # If we're already installed, there's no need for us to faff about.
       end
 
       def prepare
         # We're already installed; what preparation remains?
       end
     end
   end
 end