1 files changed, 2 insertions, 4 deletions
diff --git a/lib/irb/history.rb b/lib/irb/history.rb
index e18ff516b2..516890ac05 100644
--- a/lib/irb/history.rb
+++ b/lib/irb/history.rb
@@ -1,9 +1,7 @@
 module IRB
   module HistorySavingAbility # :nodoc:
-    def HistorySavingAbility.extended(obj)
-      IRB.conf[:AT_EXIT].push proc{obj.save_history}
-      obj.load_history
-      obj
+    def support_history_saving?
+      true
     end
 
     def load_history