diff --git a/packages/swig/build.sh b/packages/swig/build.sh
index 3cc5cf8c2c..a5239bee30 100644
--- a/packages/swig/build.sh
+++ b/packages/swig/build.sh
@@ -3,8 +3,9 @@ TERMUX_PKG_DESCRIPTION="Generate scripting interfaces to C/C++ code"
 TERMUX_PKG_LICENSE="GPL-3.0"
 TERMUX_PKG_LICENSE_FILE="LICENSE, LICENSE-GPL, LICENSE-UNIVERSITIES, COPYRIGHT"
 TERMUX_PKG_MAINTAINER="@termux"
-TERMUX_PKG_VERSION=4.1.1
+TERMUX_PKG_VERSION="4.2.1"
 TERMUX_PKG_SRCURL=https://downloads.sourceforge.net/swig/swig-$TERMUX_PKG_VERSION.tar.gz
-TERMUX_PKG_SHA256=2af08aced8fcd65cdb5cc62426768914bedc735b1c250325203716f78e39ac9b
+TERMUX_PKG_SHA256=fa045354e2d048b2cddc69579e4256245d4676894858fcf0bab2290ecf59b7d8
+TERMUX_PKG_AUTO_UPDATE=true
 TERMUX_PKG_DEPENDS="libc++, pcre2, zlib"
 TERMUX_PKG_BUILD_IN_SRC=true