diff --git a/activesupport/lib/active_support/new_callbacks.rb b/activesupport/lib/active_support/new_callbacks.rb
index bc340fccec765ca824a54e96b1977152c721bd89..56b510d52eda7d00830b53e98377c3e2d4f8e6fe 100644
--- a/activesupport/lib/active_support/new_callbacks.rb
+++ b/activesupport/lib/active_support/new_callbacks.rb
@@ -202,7 +202,7 @@ def start(key = nil, options = {})
             # end
             
             name = "_conditional_callback_#{@kind}_#{next_id}"
-            txt, line = <<-RUBY_EVAL, __LINE__
+            txt, line = <<-RUBY_EVAL, __LINE__ + 1
               def #{name}(halted)
                 #{@compiled_options[0] || "if true"} && !halted
                   #{@filter} do