diff --git a/system/chkrootkit/chkrootkit.SlackBuild b/system/chkrootkit/chkrootkit.SlackBuild
index e6a2f36586..6c119ee964 100644
--- a/system/chkrootkit/chkrootkit.SlackBuild
+++ b/system/chkrootkit/chkrootkit.SlackBuild
@@ -23,13 +23,13 @@
 # ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 PRGNAM=chkrootkit
-VERSION=${VERSION:-0.50}
+VERSION=${VERSION:-0.52}
 BUILD=${BUILD:-1}
 TAG=${TAG:-_SBo}
 
 if [ -z "$ARCH" ]; then
   case "$( uname -m )" in
-    i?86) ARCH=i486 ;;
+    i?86) ARCH=i586 ;;
     arm*) ARCH=arm ;;
        *) ARCH=$( uname -m ) ;;
   esac
@@ -46,17 +46,17 @@ rm -rf $PKG
 mkdir -p $TMP $PKG $OUTPUT
 cd $TMP
 rm -rf $PRGNAM-$VERSION
-tar xvf $CWD/$PRGNAM.tar.gz
+tar xvf $CWD/$PRGNAM-$VERSION.tar.gz
 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 {} \;
+  -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;
 
-if [ "$ARCH" = "i486" ]; then
-    sed -i 's#-DHAVE_LASTLOG_H#-O2 -march=i486 -mtune=i686#' Makefile
+if [ "$ARCH" = "i586" ]; then
+    sed -i 's#-DHAVE_LASTLOG_H#-O2 -march=i586 -mtune=i686#' Makefile
     LIBDIRSUFFIX=""
 elif [ "$ARCH" = "i686" ]; then
     sed -i 's#-DHAVE_LASTLOG_H#-O2 -march=i686 -mtune=i686#' Makefile
diff --git a/system/chkrootkit/chkrootkit.info b/system/chkrootkit/chkrootkit.info
index 978a4f81cd..666b3c2490 100644
--- a/system/chkrootkit/chkrootkit.info
+++ b/system/chkrootkit/chkrootkit.info
@@ -1,8 +1,8 @@
 PRGNAM="chkrootkit"
-VERSION="0.50"
+VERSION="0.52"
 HOMEPAGE="http://www.chkrootkit.org"
-DOWNLOAD="ftp://ftp.pangeia.com.br/pub/seg/pac/chkrootkit.tar.gz"
-MD5SUM="9e67dd56f835264d43aeb04944610b03"
+DOWNLOAD="https://sourceforge.net/projects/slackbuildsdirectlinks/files/chkrootkit/chkrootkit-0.52.tar.gz"
+MD5SUM="0c864b41cae9ef9381292b51104b0a04"
 DOWNLOAD_x86_64=""
 MD5SUM_x86_64=""
 REQUIRES=""