diff --git a/ngtcp2/ngtcp2.spec b/ngtcp2/ngtcp2.spec
index bbc3378fe0..51b8b6fbe8 100644
--- a/ngtcp2/ngtcp2.spec
+++ b/ngtcp2/ngtcp2.spec
@@ -22,8 +22,8 @@
 ##
 
 #   package version
-%define       V_base 1.18.0
-%define       V_snap 20251124
+%define       V_base 1.19.0
+%define       V_snap 20251225
 
 #   package information
 Name:         ngtcp2
@@ -36,7 +36,7 @@ Class:        EVAL
 Group:        Networking
 License:      MIT
 Version:      %{V_base}
-Release:      20251124
+Release:      20251225
 
 #   list of sources
 Source0:      http://download.openpkg.org/components/versioned/ngtcp2/ngtcp2-%{V_snap}.tar.xz