diff --git a/development/bmake/bmake.SlackBuild b/development/bmake/bmake.SlackBuild
index 94460bd1b2..6ab176a5bd 100644
--- a/development/bmake/bmake.SlackBuild
+++ b/development/bmake/bmake.SlackBuild
@@ -24,6 +24,7 @@
 
 # Now maintained by B. Watson <yalhcru@gmail.com>
 
+# 20191211 bkw: update for 20181221
 # 20170214 bkw:
 # - update for v20170201
 # - i486 => i586
@@ -32,7 +33,7 @@
 #   portion of the bmake build.
 
 PRGNAM=bmake
-VERSION=${VERSION:-20170201}
+VERSION=${VERSION:-20181221}
 BUILD=${BUILD:-1}
 TAG=${TAG:-_SBo}
 
@@ -73,11 +74,8 @@ tar xvf $CWD/$PRGNAM-$VERSION.tar.gz
 mv $PRGNAM $PRGNAM-$VERSION
 cd $PRGNAM-$VERSION
 chown -R root:root .
-find -L . \
- \( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 \
-  -o -perm 511 \) -exec chmod 755 {} \; -o \
- \( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
-  -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;
+find -L .  -perm /111 -a \! -perm 755 -a -exec chmod 755 {} \+ -o \
+        \! -perm /111 -a \! -perm 644 -a -exec chmod 644 {} \+
 
 # Fix an implicit declaration warning that *probably* doesn't hurt anything,
 # but might cause problems someday.
@@ -114,11 +112,8 @@ mv $PKG/usr/share/man $PKG/usr
 mv $PKG/usr/share/mk $PKG/usr/share/mk-$PRGNAM
 
 # Fix permissions of installed files.
-find -L $PKG \
- \( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 \
-  -o -perm 511 \) -exec chmod 755 {} \; -o \
- \( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
-  -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;
+find -L $PKG  -perm /111 -a \! -perm 755 -a -exec chmod 755 {} \+ -o \
+        \! -perm /111 -a \! -perm 644 -a -exec chmod 644 {} \+
 
 # Binary is already stripped. Only have one man page:
 gzip -9 $PKG/usr/man/man1/$PRGNAM.1
diff --git a/development/bmake/bmake.info b/development/bmake/bmake.info
index 176b4a5f3c..f7bf3a2dbf 100644
--- a/development/bmake/bmake.info
+++ b/development/bmake/bmake.info
@@ -1,8 +1,8 @@
 PRGNAM="bmake"
-VERSION="20170201"
+VERSION="20181221"
 HOMEPAGE="http://www.crufty.net/help/sjg/bmake.htm"
-DOWNLOAD="http://www.crufty.net/ftp/pub/sjg/bmake-20170201.tar.gz"
-MD5SUM="3826f07dcdb15bfb154b9a13c144c9f4"
+DOWNLOAD="http://www.crufty.net/ftp/pub/sjg/bmake-20181221.tar.gz"
+MD5SUM="f4c9900c6a5f4daf42c51329cc0b1086"
 DOWNLOAD_x86_64=""
 MD5SUM_x86_64=""
 REQUIRES=""