diff --git a/academic/ncbi-rmblastn/ncbi-rmblastn.SlackBuild b/academic/ncbi-rmblastn/ncbi-rmblastn.SlackBuild
index 7e196c6153..451486417c 100644
--- a/academic/ncbi-rmblastn/ncbi-rmblastn.SlackBuild
+++ b/academic/ncbi-rmblastn/ncbi-rmblastn.SlackBuild
@@ -32,15 +32,12 @@ PKGTYPE=${PKGTYPE:-tgz}
 
 if [ -z "$ARCH" ]; then
   case "$( uname -m )" in
-    i?86) ARCH=i386 ;;
+    i?86) ARCH=i586 ;;
     arm*) ARCH=arm ;;
        *) ARCH=$( uname -m ) ;;
   esac
 fi
 
-# If the variable PRINT_PACKAGE_NAME is set, then this script will report what
-# the name of the created package would be, and then exit. This information
-# could be useful to other scripts.
 if [ ! -z "${PRINT_PACKAGE_NAME}" ]; then
   echo "$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE"
   exit 0
@@ -53,11 +50,11 @@ OUTPUT=${OUTPUT:-/tmp}
 set -e
 
 # Determine the binary arch
-if [ "$ARCH" = "x86_64" ]; then
-  BINARCH="x64"
-else
-  BINARCH="ia32"
-fi
+case "$ARCH" in
+  x86_64) BINARCH="x64"  ;;
+  i?86)   BINARCH="ia32" ;;
+  *) echo "Unsupported ARCH '$ARCH'"; exit 1 ;;
+esac
 
 rm -rf $PKG
 mkdir -p $TMP $PKG $OUTPUT
@@ -68,17 +65,14 @@ 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 \
+  -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 {} \;
+  -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \+
 
 cd bin
-install -D -m755 rmblastn $PKG/usr/bin/rmblastn
+install -s -D -m755 rmblastn $PKG/usr/bin/rmblastn
 cd ..
 
-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
-
 mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
 cp -a LICENSE README $PKG/usr/doc/$PRGNAM-$VERSION
 cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild