diff --git a/activesupport/lib/active_support/rescuable.rb b/activesupport/lib/active_support/rescuable.rb
index 7ed426a90d..0fbe6e5b29 100644
--- a/activesupport/lib/active_support/rescuable.rb
+++ b/activesupport/lib/active_support/rescuable.rb
@@ -108,7 +108,11 @@ module ActiveSupport
       when Symbol
         method(rescuer)
       when Proc
-        Proc.new { |*args| instance_exec(*args, &rescuer) }
+        if rescuer.arity == 0
+          Proc.new { instance_exec(&rescuer) }
+        else
+          Proc.new { |exception| instance_exec(exception, &rescuer) }
+        end
       end
     end
   end