diff --git a/spec/pry_defaults_spec.rb b/spec/pry_defaults_spec.rb
index 4cf4d4ec..f597010a 100644
--- a/spec/pry_defaults_spec.rb
+++ b/spec/pry_defaults_spec.rb
@@ -134,6 +134,7 @@ describe "test Pry defaults" do
 
   describe "prompts" do
     before do
+      Pry.output = StringIO.new
       @empty_input_buffer = ""
       @non_empty_input_buffer = "def hello"
     end