diff --git a/lib/pry/core_extensions.rb b/lib/pry/core_extensions.rb
index 4d1f8499..243548a8 100644
--- a/lib/pry/core_extensions.rb
+++ b/lib/pry/core_extensions.rb
@@ -1,5 +1,5 @@
 class Pry
-  # @retun [String] Code of the method used when implementing Pry's
+  # @return [String] Code of the method used when implementing Pry's
   #   __binding__.
   #
   # @see Object#__binding__