diff --git a/bundler/spec/plugins/install_spec.rb b/bundler/spec/plugins/install_spec.rb
index 047c92098c45..01707d20c71b 100644
--- a/bundler/spec/plugins/install_spec.rb
+++ b/bundler/spec/plugins/install_spec.rb
@@ -251,7 +251,7 @@ def exec(command, args)
       expect(out).to include("Bundle complete!")
 
       expect(the_bundle).to include_gems("rack 1.0.0")
-      plugin_should_be_installed("foo", version: "1.4.0")
+      plugin_should_be_installed_with_version("foo", "1.4.0")
 
       gemfile <<-G
         source '#{file_uri_for(gem_repo2)}'
@@ -265,7 +265,7 @@ def exec(command, args)
       expect(out).to include("Bundle complete!")
 
       expect(the_bundle).to include_gems("rack 1.0.0")
-      plugin_should_be_installed("foo", version: "1.5.0")
+      plugin_should_be_installed_with_version("foo", "1.5.0")
     end
 
     it "downgrade plugins version listed in gemfile" do
@@ -287,7 +287,7 @@ def exec(command, args)
       expect(out).to include("Bundle complete!")
 
       expect(the_bundle).to include_gems("rack 1.0.0")
-      plugin_should_be_installed("foo", version: "1.5.0")
+      plugin_should_be_installed_with_version("foo", "1.5.0")
 
       gemfile <<-G
         source '#{file_uri_for(gem_repo2)}'
@@ -301,7 +301,7 @@ def exec(command, args)
       expect(out).to include("Bundle complete!")
 
       expect(the_bundle).to include_gems("rack 1.0.0")
-      plugin_should_be_installed("foo", version: "1.4.0")
+      plugin_should_be_installed_with_version("foo", "1.4.0")
     end
 
     it "install only plugins not installed yet listed in gemfile" do
diff --git a/bundler/spec/support/matchers.rb b/bundler/spec/support/matchers.rb
index e7e2c1d38b21..c2d2abd5321f 100644
--- a/bundler/spec/support/matchers.rb
+++ b/bundler/spec/support/matchers.rb
@@ -220,16 +220,22 @@ def indent(string, padding = 4, indent_character = " ")
     RSpec::Matchers.define_negated_matcher :not_include_gems, :include_gems
     RSpec::Matchers.alias_matcher :include_gem, :include_gems
 
-    def plugin_should_be_installed(*names, version: nil)
+    def plugin_should_be_installed(*names)
       names.each do |name|
         expect(Bundler::Plugin).to be_installed(name)
         path = Pathname.new(Bundler::Plugin.installed?(name))
-
-        expect(File.basename(path)).to eq("#{name}-#{version}") unless version.nil?
         expect(path + "plugins.rb").to exist
       end
     end
 
+    def plugin_should_be_installed_with_version(name, version)
+      expect(Bundler::Plugin).to be_installed(name)
+      path = Pathname.new(Bundler::Plugin.installed?(name))
+
+      expect(File.basename(path)).to eq("#{name}-#{version}")
+      expect(path + "plugins.rb").to exist
+    end
+
     def plugin_should_not_be_installed(*names)
       names.each do |name|
         expect(Bundler::Plugin).not_to be_installed(name)