diff --git a/misc/biosdisk/biosdisk.SlackBuild b/misc/biosdisk/biosdisk.SlackBuild
index a67b008b83..b98f98fcc6 100644
--- a/misc/biosdisk/biosdisk.SlackBuild
+++ b/misc/biosdisk/biosdisk.SlackBuild
@@ -3,12 +3,13 @@
 # Written by Michales Michaloudes korgie@gmail.com
 
 PRGNAM=biosdisk
-VERSION=0.75
+VERSION=0.75_2
 ARCH=noarch
 BUILD=${BUILD:-2}
 TAG=${TAG:-_SBo}
 
-SRC_VERSION=${VERSION}-2
+SRC_VERSION=$(echo $VERSION | tr _ -)
+VERSDIR=$(echo $VERSION | sed 's/_.*//')
 
 CWD=$(pwd)
 TMP=${TMP:-/tmp/SBo}
@@ -20,9 +21,9 @@ set -e
 rm -rf $PKG
 mkdir -p $TMP $PKG $OUTPUT
 cd $TMP
-rm -rf $PRGNAM-$VERSION
+rm -rf $PRGNAM-$VERSDIR
 tar xvf $CWD/$PRGNAM-$SRC_VERSION.tar.gz
-cd $PRGNAM-$VERSION
+cd $PRGNAM-$VERSDIR
 chown -R root:root .
 chmod -R u+w,go+r-w,a-s .