diff --git a/spec/completion_spec.rb b/spec/completion_spec.rb
index 1d710bfb..9379d6a1 100644
--- a/spec/completion_spec.rb
+++ b/spec/completion_spec.rb
@@ -8,7 +8,7 @@ end
 
 describe 'Bond-based completion' do
   it "should use Bond if it's available" do
-    if defined?(Bond) && Readline::VERSION !~ /editline/i
+    if defined?(Bond) && defined?(Readline) && Readline::VERSION !~ /editline/i
       Pry.config.completer.should == Pry::BondCompleter
     else
       Pry.config.completer.should == Pry::InputCompleter