diff --git a/games/libretro-yabause/libretro-yabause.SlackBuild b/games/libretro-yabause/libretro-yabause.SlackBuild
index 3290e3cdfd..80e09cbc69 100644
--- a/games/libretro-yabause/libretro-yabause.SlackBuild
+++ b/games/libretro-yabause/libretro-yabause.SlackBuild
@@ -2,7 +2,7 @@
 
 # Slackware build script for libretro-yabause
 
-# Copyright 2016 Hunter Sezen
+# Copyright 2016-2017 Hunter Sezen
 # All rights reserved.
 #
 # Redistribution and use of this script, with or without modification, is
@@ -24,7 +24,7 @@
 
 PRGNAM=libretro-yabause
 LIBNAM=yabause_libretro
-VERSION=${VERSION:-2017.01.24_c8f4c573}
+VERSION=${VERSION:-2017.11.07_c55eef9}
 BUILD=${BUILD:-1}
 TAG=${TAG:-_SBo}
 
@@ -57,9 +57,7 @@ else
   LIBDIRSUFFIX=""
 fi
 
-DEBUG=${DEBUG:-0}
-
-set -e
+set -eu
 
 rm -rf $PKG
 mkdir -p $TMP $PKG $OUTPUT
@@ -74,12 +72,14 @@ find -L . \
  \( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
   -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;
 
+[ "${DEBUG:=0}" != 0 ] && DEBUG=1
+
 make -C libretro DEBUG=$DEBUG
 
 install -Dm0644 libretro/$LIBNAM.so $PKG/usr/lib${LIBDIRSUFFIX}/libretro/$LIBNAM.so
 install -Dm0644 $LIBNAM.info $PKG/usr/lib${LIBDIRSUFFIX}/libretro/info/$LIBNAM.info
 
-if [ "$DEBUG" = "0" ]; then
+if [ $DEBUG = 0 ]; then
   find $PKG -print0 | xargs -0 file | grep -e "executable" -e "shared object" | grep ELF \
     | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true
 fi
diff --git a/games/libretro-yabause/libretro-yabause.info b/games/libretro-yabause/libretro-yabause.info
index c3a47a0398..9df829c4a4 100644
--- a/games/libretro-yabause/libretro-yabause.info
+++ b/games/libretro-yabause/libretro-yabause.info
@@ -1,8 +1,8 @@
 PRGNAM="libretro-yabause"
-VERSION="2017.01.24_c8f4c573"
+VERSION="2017.11.07_c55eef9"
 HOMEPAGE="https://www.libretro.com/"
-DOWNLOAD="http://ks392457.kimsufi.com/orbea/stuff/slackbuilds/src/libretro/libretro-yabause-2017.01.24_c8f4c573.tar.xz"
-MD5SUM="1dd4b05b15dfe4a92b6b099f78642257"
+DOWNLOAD="http://ks392457.kimsufi.com/orbea/stuff/slackbuilds/src/libretro/libretro-yabause-2017.11.07_c55eef9.tar.xz"
+MD5SUM="f6ef67312f07da594614079a86092722"
 DOWNLOAD_x86_64=""
 MD5SUM_x86_64=""
 REQUIRES="RetroArch"
diff --git a/games/libretro-yabause/slack-desc b/games/libretro-yabause/slack-desc
index af597228c3..0d5ff6d9eb 100644
--- a/games/libretro-yabause/slack-desc
+++ b/games/libretro-yabause/slack-desc
@@ -14,6 +14,6 @@ libretro-yabause: with portability in mind. The libretro port only supports the
 libretro-yabause: renderer at the moment, which is more accurate but also slower than
 libretro-yabause: the GL renderer.
 libretro-yabause:
-libretro-yabause: Homepage: http://www.libretro.com/
+libretro-yabause: Homepage: https://www.libretro.com/
 libretro-yabause:
 libretro-yabause: