diff --git a/system/isomd5sum/isomd5sum.SlackBuild b/system/isomd5sum/isomd5sum.SlackBuild
index 306bbc04a6..13ba5aed07 100644
--- a/system/isomd5sum/isomd5sum.SlackBuild
+++ b/system/isomd5sum/isomd5sum.SlackBuild
@@ -8,6 +8,8 @@
 
 # Licensed under the WTFPL. See http://www.wtfpl.net/txt/copying/ for details.
 
+# 20170302 bkw: use long-format github URL
+
 PRGNAM=isomd5sum
 VERSION=${VERSION:-1.1.0}
 BUILD=${BUILD:-1}
@@ -45,7 +47,7 @@ rm -rf $PKG
 mkdir -p $TMP $PKG $OUTPUT
 cd $TMP
 rm -rf $PRGNAM-$VERSION
-tar xvf $CWD/$PRGNAM-$VERSION.tar.gz || tar xvf $CWD/$VERSION.tar.gz
+tar xvf $CWD/$PRGNAM-$VERSION.tar.gz
 cd $PRGNAM-$VERSION
 chown -R root:root .
 find -L . \
diff --git a/system/isomd5sum/isomd5sum.info b/system/isomd5sum/isomd5sum.info
index 8ff72b06ce..52f4f726bf 100644
--- a/system/isomd5sum/isomd5sum.info
+++ b/system/isomd5sum/isomd5sum.info
@@ -1,7 +1,7 @@
 PRGNAM="isomd5sum"
 VERSION="1.1.0"
 HOMEPAGE="https://github.com/rhinstaller/isomd5sum/"
-DOWNLOAD="https://github.com/rhinstaller/isomd5sum/archive/1.1.0.tar.gz"
+DOWNLOAD="https://github.com/rhinstaller/isomd5sum/archive/1.1.0/isomd5sum-1.1.0.tar.gz"
 MD5SUM="eac79ba8ecc16034339a8675a989833e"
 DOWNLOAD_x86_64=""
 MD5SUM_x86_64=""