diff --git a/spec/bundler/support/builders.rb b/spec/bundler/support/builders.rb
index d71ac5190d..a187d2ae48 100644
--- a/spec/bundler/support/builders.rb
+++ b/spec/bundler/support/builders.rb
@@ -473,11 +473,7 @@ module Spec
         @spec.executables = Array(val)
         @spec.executables.each do |file|
           executable = "#{@spec.bindir}/#{file}"
-          shebang = if Bundler.current_ruby.jruby?
-            "#!/usr/bin/env jruby\n"
-          else
-            "#!/usr/bin/env ruby\n"
-          end
+          shebang = "#!/usr/bin/env ruby\n"
           @spec.files << executable
           write executable, "#{shebang}require_relative '../lib/#{@name}' ; puts #{Builders.constantize(@name)}"
         end