diff --git a/pkgmk.8.in b/pkgmk.8.in
index c3b79d965a..48ff5a57f3 100644
--- a/pkgmk.8.in
+++ b/pkgmk.8.in
@@ -5,7 +5,8 @@ pkgmk \- make software package
 \fBpkgmk [options]\fP
 .SH DESCRIPTION
 \fBpkgmk\fP is a \fIpackage management\fP utility, which makes
-a software package. A \fIpackage\fP is an archive of files (.pkg.tar.gz, .pkg.tar.bz2 or .pkg.tar.xz)
+a software package. A \fIpackage\fP is an archive of files
+(.pkg.tar.gz, .pkg.tar.bz2, .pkg.tar.xz, or .pkg.tar.zst)
 that can be installed using pkgadd(8).
 
 To prepare to use pkgmk, you must write a file named \fIPkgfile\fP
diff --git a/pkgmk.conf b/pkgmk.conf
index e6a8abc8e5..c28be192d0 100644
--- a/pkgmk.conf
+++ b/pkgmk.conf
@@ -38,4 +38,10 @@ esac
 # PKGMK_CURL_OPTS=""
 # PKGMK_COMPRESSION_MODE="gz"
 
+#if [ "$PKGMK_COMPRESSION_MODE" = xz ]; then
+#	export TAR_WRITER_OPTIONS=xz:threads=${JOBS}
+#elif [ "$PKGMK_COMPRESSION_MODE" = zst ]; then
+#	export TAR_WRITER_OPTIONS=zstd:threads=${JOBS},zstd:compression-level=22
+#fi
+
 # End of file
diff --git a/pkgmk.conf.5.in b/pkgmk.conf.5.in
index 3e05436239..5de35667ca 100644
--- a/pkgmk.conf.5.in
+++ b/pkgmk.conf.5.in
@@ -84,7 +84,8 @@ If set to 'no', pkgmk will strip built binaries.
 Default: 'no'
 .TP
 \fBPKGMK_COMPRESSION_MODE='STRING'\fP
-Option to select the mode used to compress the packages. Valid strings are gz, bz2, xz and lz.
+Option to select the mode used to compress the packages.
+Valid strings are gz, bz2, xz, lz and zst.
 .br
 Default: 'gz'
 .SH SEE ALSO
diff --git a/pkgmk.in b/pkgmk.in
index edc2ded840..a96732adec 100644
--- a/pkgmk.in
+++ b/pkgmk.in
@@ -208,7 +208,7 @@ unpack_source() {
 		RENAME="${renames[$srcind]}"
 		[ -n "$RENAME" -a "$RENAME" != "SKIP" ] && LOCAL_FILE="$PKGMK_SOURCE_DIR/$RENAME"
 		case $LOCAL_FILE in
-			*.tar|*.tar.gz|*.tar.Z|*.tgz|*.tar.bz2|*.tbz2|*.tar.xz|*.txz|*.tar.lzma|*.tar.lz|*.zip|*.rpm|*.7z)
+			*.tar|*.tar.gz|*.tar.Z|*.tgz|*.tar.bz2|*.tbz2|*.tar.xz|*.txz|*.tar.lzma|*.tar.lz|*.tar.zst|*.tzst|*.zip|*.rpm|*.7z)
 				COMMAND="bsdtar -p -o -C $SRC -xf $LOCAL_FILE" ;;
 			*)
 				COMMAND="cp $LOCAL_FILE $SRC" ;;
@@ -591,6 +591,7 @@ build_package() {
 			bz2) COMPRESSION="-j" ;;
 			xz)  COMPRESSION="-J" ;;
 			lz)  COMPRESSION="--lzip" ;;
+			zst) COMPRESSION=--zstd;;
 		esac
 		bsdtar --format=gnutar -c $COMPRESSION -f $TARGET *  &&  bsdtar -t -v -f $TARGET
 
@@ -879,7 +880,7 @@ main() {
 	check_pkgfile
 
 	case $PKGMK_COMPRESSION_MODE in
-		gz|bz2|xz|lz)
+		gz|bz2|xz|lz|zst)
 			TARGET="$PKGMK_PACKAGE_DIR/$name#$version-$release.pkg.tar.$PKGMK_COMPRESSION_MODE"
 			;;
 		*)
diff --git a/pkgutil.cc b/pkgutil.cc
index bf1a0aa685..1dfe0363cf 100644
--- a/pkgutil.cc
+++ b/pkgutil.cc
@@ -48,6 +48,7 @@
 	archive_read_support_filter_bzip2((ar)); \
 	archive_read_support_filter_xz((ar)); \
 	archive_read_support_filter_lzip((ar)); \
+	archive_read_support_filter_zstd((ar)); \
 	archive_read_support_format_tar((ar))
 
 #define DEFAULT_BYTES_PER_BLOCK (20 * 512)