diff --git a/lib/observable/instrumenter.rb b/lib/observable/instrumenter.rb
index 6ac0a75..4938979 100644
--- a/lib/observable/instrumenter.rb
+++ b/lib/observable/instrumenter.rb
@@ -347,7 +347,6 @@ def extract
       private
 
       def extract_from_binding
-        @caller_binding.local_variables
         args = {}
 
         extract_local_variables_with_numeric_indexing(args)