diff --git mail/notmuch-emacs/Makefile mail/notmuch-emacs/Makefile
index b3980b332151..fe3f1aebfce4 100644
--- mail/notmuch-emacs/Makefile
+++ mail/notmuch-emacs/Makefile
@@ -40,9 +40,11 @@ do-configure:
 	@${ECHO_CMD} 'quiet=$$($$(word 1, $$(1)))' > ${WRKSRC}/Makefile.local
 	@${PRINTF} \
 		'%s\n' \
+		BASH_ABSOLUTE=/bin/sh \
 		desktop_dir=${PREFIX}/share/applications \
 		emacsetcdir=${PREFIX}/${EMACS_SITE_LISPDIR} \
 		emacslispdir=${PREFIX}/${EMACS_SITE_LISPDIR} \
+		HAVE_BASH=1 \
 		HAVE_EMACS=1 \
 		infodir=${PREFIX}/${INFO_PATH} \
 		mandir=${MANPREFIX}/man \
diff --git mail/notmuch-emacs/files/patch-doc_Makefile.local mail/notmuch-emacs/files/patch-doc_Makefile.local
deleted file mode 100644
index 08b8ad5de116..000000000000
--- mail/notmuch-emacs/files/patch-doc_Makefile.local
+++ /dev/null
@@ -1,11 +0,0 @@
---- doc/Makefile.local.orig	2018-06-16 21:06:47 UTC
-+++ doc/Makefile.local
-@@ -44,7 +44,7 @@ sphinx-texinfo:
- 	$(SPHINXBUILD) -b texinfo $(ALLSPHINXOPTS) $(DOCBUILDDIR)/texinfo
- 
- sphinx-info: sphinx-texinfo
--	make -C $(DOCBUILDDIR)/texinfo info
-+	$(MAKE) -C $(DOCBUILDDIR)/texinfo info
- 
- # Use the man page converter that is available. We should never depend
- # on MAN_ROFF_FILES if a converter is not available.
diff --git mail/notmuch-emacs/files/patch-emacs_notmuch-emacs-mua mail/notmuch-emacs/files/patch-emacs_notmuch-emacs-mua
deleted file mode 100644
index 56878a4b1648..000000000000
--- mail/notmuch-emacs/files/patch-emacs_notmuch-emacs-mua
+++ /dev/null
@@ -1,35 +0,0 @@
---- emacs/notmuch-emacs-mua.orig	2017-07-18 20:34:56 UTC
-+++ emacs/notmuch-emacs-mua
-@@ -1,4 +1,4 @@
--#!/usr/bin/env bash
-+#!/bin/sh
- #
- # notmuch-emacs-mua - start composing a mail on the command line
- #
-@@ -26,8 +26,8 @@ set -eu
- # calling convention: escape -v var "$arg" (like in bash printf).
- escape ()
- {
--    local __escape_arg__=${3//\\/\\\\}
--    printf -v $2 '%s' "${__escape_arg__//\"/\\\"}"
-+    __escape_arg__="$(printf '%s' "$3" | sed -e 's|\\|\\\\|g' -e 's|\"|\\\"|g')"
-+    eval "$2=\$__escape_arg__"
- }
- 
- EMACS=${EMACS:-emacs}
-@@ -150,14 +150,14 @@ if [ -n "${MAILTO}" ]; then
- 	exit 1
-     fi
-     ELISP="(browse-url-mail \"${MAILTO}\")"
--elif [ -z "${ELISP}" -a -n "${HELLO}" ]; then
-+elif [ -z "${ELISP}" ] && [ -n "${HELLO}" ]; then
-     ELISP="(notmuch)"
- else
-     ELISP="(notmuch-mua-new-mail) ${ELISP}"
- fi
- 
- # Kill the terminal/frame if we're creating one.
--if [ -z "$USE_EMACSCLIENT" -o -n "$CREATE_FRAME" -o -n "$NO_WINDOW" ]; then
-+if [ -z "$USE_EMACSCLIENT" ] || [ -n "$CREATE_FRAME" ] || [ -n "$NO_WINDOW" ]; then
-     ELISP="${ELISP} (message-add-action #'save-buffers-kill-terminal 'exit)"
- fi
diff --git mail/notmuch-mutt/Makefile mail/notmuch-mutt/Makefile
index 40b75608c2ed..d6ef27aacbfd 100644
--- mail/notmuch-mutt/Makefile
+++ mail/notmuch-mutt/Makefile
@@ -14,6 +14,7 @@ RUN_DEPENDS=	mutt:mail/mutt \
 
 USES=		gmake perl5
 
+MAKE_ARGS+=	mandir=${MANPREFIX}/man prefix=${PREFIX}
 MASTERDIR=	${.CURDIR}/../notmuch
 NO_ARCH=	yes
 WRKSRC_SUBDIR=	contrib/notmuch-mutt
@@ -22,14 +23,15 @@ OPTIONS_DEFINE=	EXAMPLES MANPAGES
 OPTIONS_DEFAULT=	MANPAGES
 OPTIONS_SUB=	yes
 
-do-install:
-	${INSTALL_SCRIPT} ${WRKSRC}/notmuch-mutt ${STAGEDIR}${PREFIX}/bin
+post-install-EXAMPLES-on:
+	@${MKDIR} ${STAGEDIR}${EXAMPLESDIR}
+	@${MV} ${STAGEDIR}${LOCALBASE}/etc/Muttrc.d/notmuch-mutt.rc ${STAGEDIR}${EXAMPLESDIR}/notmuch-mutt.rc
+	@${RMDIR} ${STAGEDIR}${LOCALBASE}/etc/Muttrc.d
 
-do-install-EXAMPLES-on:
-	${MKDIR} ${STAGEDIR}${EXAMPLESDIR}
-	${INSTALL_DATA} ${WRKSRC}/notmuch-mutt.rc ${STAGEDIR}${EXAMPLESDIR}/notmuch-mutt.rc
+post-install-EXAMPLES-off:
+	@${RM} -r ${STAGEDIR}${LOCALBASE}/etc/Muttrc.d
 
-do-install-MANPAGES-on:
-	${INSTALL_MAN} ${WRKSRC}/notmuch-mutt.1 ${STAGEDIR}${MANPREFIX}/man/man1
+post-install-MANPAGES-off:
+	@${RM} ${STAGEDIR}${MANPREFIX}/man/man1/notmuch-mutt.1
 
 .include "${MASTERDIR}/Makefile"
diff --git mail/notmuch/Makefile mail/notmuch/Makefile
index 5b3aec5d74b9..b7ef35ed5b7f 100644
--- mail/notmuch/Makefile
+++ mail/notmuch/Makefile
@@ -2,7 +2,7 @@
 # $FreeBSD$
 
 PORTNAME=	notmuch
-PORTVERSION=	0.27
+PORTVERSION=	0.28
 CATEGORIES?=	mail
 MASTER_SITES=	https://notmuchmail.org/releases/
 
@@ -27,7 +27,7 @@ TEST_DEPENDS=	bash:shells/bash \
 		gwc:sysutils/coreutils \
 		${LOCALBASE}/bin/gdb:devel/gdb
 
-USES=		compiler:c++11-lang gmake pkgconfig python:build,test
+USES=		compiler:c++11-lang gmake gnome pkgconfig python:build,test
 USE_GNOME=	glib20
 USE_LDCONFIG=	yes
 
@@ -60,12 +60,16 @@ DOXYGEN_CONFIGURE_WITH=	api-docs
 MANPAGES_BUILD_DEPENDS=	sphinx-build:textproc/py-sphinx
 MANPAGES_CONFIGURE_WITH=	docs
 
-# install completions even in absence of shells/bash-completions
+# Install bash completions without incurring a dependcy on
+# shells/bash-completion.  Also avoid automatic installation of
+# info pages on FreeBSD 10.
 post-configure:
 	${REINPLACE_CMD} \
+		-e '/^BASH_ABSOLUTE[[:blank:]]*=/s|=.*|=${LOCALBASE}/bin/bash|' \
+		-e '/^HAVE_BASH[[:blank:]]*=/s/=.*/=1/' \
 		-e '/^HAVE_INSTALL_INFO[[:blank:]]*=/s/=.*/=0/' \
 		-e '/^HAVE_MAKEINFO[[:blank:]]*=/s/=.*/=0/' \
-		-e '/^WITH_BASH[[:blank:]]*=/s/=.*/= 1/' \
+		-e '/^WITH_BASH[[:blank:]]*=/s/=.*/=1/' \
 		${WRKSRC}/Makefile.config
 
 post-install:
diff --git mail/notmuch/distinfo mail/notmuch/distinfo
index d54ff57f5744..033a9e5a8485 100644
--- mail/notmuch/distinfo
+++ mail/notmuch/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1529138705
-SHA256 (notmuch-0.27.tar.gz) = 40d3192f8f130f227b511fc80be86310c7f60ccb6d043b563f201fa505de0876
-SIZE (notmuch-0.27.tar.gz) = 912583
+TIMESTAMP = 1539421796
+SHA256 (notmuch-0.28.tar.gz) = acca75cec91651ccd2a7e31f7004e2ae14eff4ae38e375b8a88414c464cd0a37
+SIZE (notmuch-0.28.tar.gz) = 921069
diff --git mail/notmuch/files/patch-configure mail/notmuch/files/patch-configure
new file mode 100644
index 000000000000..65e506936eee
--- /dev/null
+++ mail/notmuch/files/patch-configure
@@ -0,0 +1,18 @@
+--- configure.orig	2018-10-16 07:56:32 UTC
++++ configure
+@@ -566,6 +566,7 @@ if command -v ${BASH} > /dev/null; then
+     printf "Yes (%s).\n" "$bash_absolute"
+ else
+     have_bash=0
++    bash_absolute=
+     printf "No. (%s not found)\n" "${BASH}"
+ fi
+ 
+@@ -576,6 +577,7 @@ if command -v ${PERL} > /dev/null; then
+     printf "Yes (%s).\n" "$perl_absolute"
+ else
+     have_perl=0
++    perl_absolute=
+     printf "No. (%s not found)\n" "${PERL}"
+ fi
+ 
diff --git mail/notmuch/files/patch-contrib_notmuch-mutt_Makefile mail/notmuch/files/patch-contrib_notmuch-mutt_Makefile
new file mode 100644
index 000000000000..013ddd5cdb48
--- /dev/null
+++ mail/notmuch/files/patch-contrib_notmuch-mutt_Makefile
@@ -0,0 +1,15 @@
+--- contrib/notmuch-mutt/Makefile.orig	2018-10-13 17:57:20 UTC
++++ contrib/notmuch-mutt/Makefile
+@@ -18,8 +18,10 @@ install: all
+ 	mkdir -p $(DESTDIR)$(prefix)/bin
+ 	sed "1s|^#!.*|#! $(PERL_ABSOLUTE)|" < $(NAME) > $(DESTDIR)$(prefix)/bin/$(NAME)
+ 	chmod 755 $(DESTDIR)$(prefix)/bin/$(NAME)
+-	install -D -m 644 $(NAME).1 $(DESTDIR)$(mandir)/man1/$(NAME).1
+-	install -D -m 644 $(NAME).rc $(DESTDIR)$(sysconfdir)/Muttrc.d/$(NAME).rc
++	mkdir -p $(DESTDIR)$(mandir)/man1
++	install -m 644 $(NAME).1 $(DESTDIR)$(mandir)/man1/$(NAME).1
++	mkdir -p $(DESTDIR)$(sysconfdir)/Muttrc.d
++	install -m 644 $(NAME).rc $(DESTDIR)$(sysconfdir)/Muttrc.d/$(NAME).rc
+ 
+ clean:
+ 	rm -f notmuch-mutt.1 README.html
diff --git mail/notmuch/pkg-plist mail/notmuch/pkg-plist
index 78b13c376b86..0d03dc51ff7b 100644
--- mail/notmuch/pkg-plist
+++ mail/notmuch/pkg-plist
@@ -23,4 +23,5 @@ lib/libnotmuch.so
 lib/libnotmuch.so.5
 lib/libnotmuch.so.5.2.0
 share/bash-completion/completions/notmuch
+share/zsh/functions/Completion/Unix/_email-notmuch
 share/zsh/functions/Completion/Unix/_notmuch