diff --git a/packages/swi-prolog/build.sh b/packages/swi-prolog/build.sh
index 2265a8da5..9c82e4bd2 100644
--- a/packages/swi-prolog/build.sh
+++ b/packages/swi-prolog/build.sh
@@ -1,9 +1,9 @@
 TERMUX_PKG_HOMEPAGE=https://swi-prolog.org/
 TERMUX_PKG_DESCRIPTION="Most popular and complete prolog implementation"
 TERMUX_PKG_LICENSE="ISC"
-TERMUX_PKG_VERSION=8.1.19
+TERMUX_PKG_VERSION=8.1.20
 TERMUX_PKG_SRCURL=http://www.swi-prolog.org/download/devel/src/swipl-${TERMUX_PKG_VERSION}.tar.gz
-TERMUX_PKG_SHA256=faf13deee33d452ea15e9d5c0224d4e208bc6d4ce11146e18c141771b66398d5
+TERMUX_PKG_SHA256=365eb6c91765575a5ebdb37ec9d03f7298caf5d9fc254d5abb127737d2013fca
 TERMUX_PKG_DEPENDS="libarchive, libcrypt, libgmp, libjpeg-turbo, libyaml, ncurses, ncurses-ui-libs, pcre, readline, ossp-uuid, zlib"
 TERMUX_PKG_FORCE_CMAKE=true
 TERMUX_PKG_HOSTBUILD=true