diff --git a/mblaze/Makefile b/mblaze/Makefile
index 485d268..7700333 100644
--- a/mblaze/Makefile
+++ b/mblaze/Makefile
@@ -15,22 +15,20 @@
 PREFIX =	${HOME}/.mblaze
 
 BIN =		m mless mrm
-CONTRIB =	contrib/mencrypt contrib/mgpg contrib/msign contrib/mverify
 
 all: ${BIN}
 
 clean:
 	rm -f ${BIN}
 
-install: all env mlesskey mless-key-handler ${CONTRIB}
+install: all env mlesskey mless-key-handler
 	mkdir -pm 700 ${PREFIX}
 	lesskey -o ${PREFIX}/mless mlesskey
 	cp -f env mless-key-handler ${PREFIX}
 	mkdir -p ${PREFIX}/bin
 	cp -f ${BIN} ${PREFIX}/bin
-	cp -f ${CONTRIB} ${PREFIX}/bin
 	cd ${PREFIX}/bin && chmod 555 ${BIN}
 
 uninstall:
-	cd ${PREFIX}/bin && rm -f ${BIN} ${CONTRIB}
+	cd ${PREFIX}/bin && rm -f ${BIN}
 	rm -f ${PREFIX}/env ${PREFIX}/mless ${PREFIX}/mless-key-handler
diff --git a/mblaze/contrib/mencrypt b/mblaze/contrib/mencrypt
deleted file mode 100755
index 10077d6..0000000
--- a/mblaze/contrib/mencrypt
+++ /dev/null
@@ -1,28 +0,0 @@
-#!/bin/sh
-# mencrypt PLAINMSG - generate a PGP/MIME signed and encrypted message
-
-[ -f "$1" ] || exit 1
-
-IFS='
-'
-FLAGS=$(maddr -a -h from:to:cc:bcc: "$1" |sort -u |sed 's/^/--recipient=/')
-
-FROM=$(maddr -a -h from "$1" | sed 1q)
-[ "$FROM" ] && key="--default-key=$FROM"
-
-TMPD=$(mktemp -d -t mencrypt.XXXXXX)
-trap "rm -rf '$TMPD'" INT TERM EXIT
-
-awk '/^$/,0' "$1" |
-	mmime |
-	gpg2 "$key" --armor --encrypt --sign $FLAGS -o "$TMPD/msg.asc" ||
-	exit $?
-
-printf 'Version: 1\n' >"$TMPD/version"
-
-{
-	sed '/^$/q' "$1"
-	printf '#application/pgp-encrypted %s/version\n' "$TMPD"
-	printf '#application/octet-stream %s/msg.asc\n' "$TMPD"
-} |
-	mmime -t 'multipart/encrypted; protocol="application/pgp-encrypted"'
diff --git a/mblaze/contrib/mgpg b/mblaze/contrib/mgpg
deleted file mode 100755
index 4f0cfa4..0000000
--- a/mblaze/contrib/mgpg
+++ /dev/null
@@ -1,20 +0,0 @@
-#!/bin/sh -e
-
-tmp=$(mktemp -t mgpg.XXXXXX)
-trap "rm -f '$tmp'" INT TERM EXIT
-
-{
-	echo "Content-Type: $PIPE_CONTENTTYPE"
-	echo
-	cat
-} > "$tmp"
-
-n=$(mshow -t "$tmp" | awk -F: '
-	/: application\/pgp-encrypted/ {supported = 1}
-	/: application\/octet-stream/ {if (supported) print $1}')
-
-if [ "$n" ]; then
-	mshow -O "$tmp" "$n" | gpg2 -d 2>&1 || exit 0
-	exit 64
-fi
-exit 63
diff --git a/mblaze/contrib/msign b/mblaze/contrib/msign
deleted file mode 100755
index 7f23ab4..0000000
--- a/mblaze/contrib/msign
+++ /dev/null
@@ -1,25 +0,0 @@
-#!/bin/sh
-# msign PLAINMSG - generate a PGP/MIME signed message
-
-[ -f "$1" ] || exit 1
-
-IFS='
-'
-
-TMPD=$(mktemp -d -t msign.XXXXXX)
-trap "rm -rf '$TMPD'" INT TERM EXIT
-
-FROM=$(maddr -a -h from "$1" | sed 1q)
-[ "$FROM" ] && key="--default-key=$FROM"
-
-awk '/^$/,0' "$1" | mmime | sed 's/$/
/' >"$TMPD"/content
-gpg2 $key --armor --detach-sign -o "$TMPD"/signature.asc "$TMPD"/content ||
-	exit $?
-
-{
-	sed '/^$/q' "$1"
-	printf '#mblaze/raw %s/content\n' "$TMPD"
-	printf '#application/pgp-signature %s/signature.asc\n' "$TMPD"
-} |
-	mmime -t 'multipart/signed; micalg="pgp-sha1"; protocol="application/pgp-signature"'
-
diff --git a/mblaze/contrib/mverify b/mblaze/contrib/mverify
deleted file mode 100755
index 24db88d..0000000
--- a/mblaze/contrib/mverify
+++ /dev/null
@@ -1,34 +0,0 @@
-#!/bin/sh
-# mverify MSG - verify a OpenPGP or SMIME message
-
-# Needs gpg2 (for OpenPGP) and openssl (for SMIME).
-
-[ "$#" -eq 0 ] && set -- .
-
-mshow -t "$1" | DOS2UNIX='/
$/!s/$/
/' awk -v "msg=$1" '
-{ match($0, "^ *"); indent = RLENGTH }
-$2 == "text/plain" { plain++ }
-$2 == "multipart/signed" { signed = 0+$1; si = indent; next }
-signed && !content && indent == si+2 { content = 0+$1; next }
-signed && content && !signature && indent == si+2 { signature = 0+$1; type = $2 }
-function q(a) { gsub("\\47", "\47\\\47\47", a); return "\47"a"\47" }
-END {
-	if (type == "" && plain) {  // guess plain text armored signature
-		exit(system("mshow -r " q(msg) " | gpg2 --verify"));
-	} else if (type == "") {
-		print("No signature found.")
-		exit(100)
-	} else if (type == "application/pgp-signature") {
-		exit(system("mshow -r -O " q(msg) " " q(content) \
-			" | sed $DOS2UNIX | " \
-			" { mshow -O " q(msg) " " q(signature) \
-			" | gpg2 --verify - /dev/fd/3; } 3<&0"))
-	} else if (type == "application/pkcs7-signature") {
-		exit(system("mshow -r -O " q(msg) " " q(signed) \
-			" | openssl smime -verify"))
-	} else {
-		print("Cannot verify signatures of type " type ".")
-		exit(2)
-	}
-}
-'