diff --git a/lib/irb/version.rb b/lib/irb/version.rb
index 5386bc442e..28822be96c 100644
--- a/lib/irb/version.rb
+++ b/lib/irb/version.rb
@@ -11,7 +11,7 @@
 #
 
 module IRB # :nodoc:
-  VERSION = "1.5.0"
+  VERSION = "1.5.1"
   @RELEASE_VERSION = VERSION
-  @LAST_UPDATE_DATE = "2022-11-20"
+  @LAST_UPDATE_DATE = "2022-11-28"
 end