diff --git a/packages/addons/addon-depends/snapcast-depends/asio/package.mk b/packages/addons/addon-depends/snapcast-depends/asio/package.mk
index 116de2e5ea..46a320bca9 100644
--- a/packages/addons/addon-depends/snapcast-depends/asio/package.mk
+++ b/packages/addons/addon-depends/snapcast-depends/asio/package.mk
@@ -2,8 +2,8 @@
 # Copyright (C) 2018-present Team LibreELEC (https://libreelec.tv)
 
 PKG_NAME="asio"
-PKG_VERSION="1.18.2"
-PKG_SHA256="9071370beb50f4e974042a2a8604e761397cc34a2021a49b5712571b5e1536d7"
+PKG_VERSION="1.21.0"
+PKG_SHA256="2edd7af3b5aa5746a0e552dfcd68b47d765a81695c4479c70027a378851a1bdc"
 PKG_LICENSE="BSL"
 PKG_SITE="http://think-async.com/Asio"
 PKG_URL="https://github.com/chriskohlhoff/asio/archive/asio-${PKG_VERSION//./-}.zip"