diff --git a/Makefile.am b/Makefile.am
index c5864114..b745b3c0 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -1,88 +1,89 @@
 # Makefile.am - Installer for GnuPG 4 Windows Makefile.
 # Copyright (C) 2005, 2008, 2012 g10 Code GmbH
 #
 # This file is part of GPG4Win.
 #
 # GPG4Win is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation; either version 2 of the License, or
 # (at your option) any later version.
 #
 # GPG4Win is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
 # along with this program; if not, see <http://www.gnu.org/licenses/>.
 
 ACLOCAL_AMFLAGS = -I m4
 AUTOMAKE_OPTIONS = dist-bzip2 no-dist-gzip
 DISTCHECK_CONFIGURE_FLAGS = --host=i686-w64-mingw32
 
 SUBDIRS = po packages doc src
 
 # find patches -type f | sort | sed 's/$/ \\/' | sed 's/^/             /'
 
 EXTRA_DIST = autogen.sh README.GIT ONEWS \
         doc/license-page doc/GPLv3 \
         build-aux/git-log-footer build-aux/git-log-fix \
 		patches/boost/boost-1-fixes.patch \
         patches/extra-cmake-modules/0001-Use-BIN_INSTALL_DIR-data-for-DATAROOTDIR-on-Windows.patch \
         patches/glib-2.41.5/01-socket.patch \
         patches/glib-2.41.5/02-formatsec.patch \
         patches/kconfigwidgets/0001-Make-QDbus-optional.patch \
         patches/kiconthemes/0001-Make-DBus-optional.patch \
         patches/kleopatra/0005-Hack-generated-conf-files-for-Crosscompiling.patch \
         patches/kleopatra/fix-qt5.6-build.patch \
         patches/kxmlgui/0001-make-qdbus-optional.patch \
         patches/kxmlgui/0003-Make-KTextWidgets-optional.patch \
         patches/kxmlgui/0004-Cruedly-disable-KSendbugmail.patch \
         patches/libgpg-error-1.29/0001-doc-Fix-yat2m-build-for-cross-compilation.patch \
         patches/qtbase/config-standardpaths.patch \
         patches/qtbase/qtbase-mingw-fixes.patch \
         patches/qtbase/relative-paths.patch \
         patches/qttools/disable-most-tools.patch \
         patches/qtwinextras/support-xp.patch \
         patches/w32pth-2.0.5/workaround-broken-libtool.patch \
         patches/breeze-icons/0001-Make-binary-icons-cross-compilable.patch \
-        patches/gpgme-1.13.0/0001-core-w32-glib-Fix-build-of-w32-glib-io.c.patch
+        patches/gpgme-1.13.0/0001-core-w32-glib-Fix-build-of-w32-glib-io.c.patch \
+        patches/gpgol-2.3.3/0001-Replace-fancy-attribute-by-comment.patch
 
 copy-news:
 	cp NEWS doc/website/NEWS.last
 
 
 copy-release: gpg4win-$(VERSION).tar.bz2 installers/gpg4win-$(VERSION).exe \
 	      installers/gpg4win-light-$(VERSION).exe \
 	      installers/gpg4win-vanilla-$(VERSION).exe
 	@echo Copying $(VERSION) to $(RELEASEHOST) >&2
 	@set -e;\
 	if ssh "$$(echo $(RELEASEHOST)|cut -d: -f -1)" \
         test -f "$$(echo $(RELEASEHOST)/gpg4win-$(VERSION).exe|cut -d: -f2-)";\
 	then echo "This release has already been copied to the server" >&2 ;\
 	else scp gpg4win-$(VERSION).tar.bz2 \
 	         installers/gpg4win-$(VERSION).exe \
 	         installers/gpg4win-light-$(VERSION).exe \
 	         installers/gpg4win-vanilla-$(VERSION).exe \
 	         installers/gpg4win-src-$(VERSION).exe  $(RELEASEHOST)/ ;\
 	     for f in en de ; do \
 	       scp src/README.$$f.txt \
 	             $(RELEASEHOST)/README-$(VERSION).$$f.txt; \
 	     done;\
 	fi
 
 dist-hook: gen-ChangeLog
 
 gen_start_date = 2012-03-26T00:00:00
 .PHONY: gen-ChangeLog
 gen-ChangeLog:
 	set -e;                         				\
 	if test -d $(top_srcdir)/.git; then				\
 	  (cd $(top_srcdir) &&                      			\
 	    $(GITLOG_TO_CHANGELOG) --append-dot --tear-off		\
 	    --amend=build-aux/git-log-fix                		\
 	    --since=$(gen_start_date) ) > $(distdir)/cl-t;		\
           cat $(top_srcdir)/build-aux/git-log-footer >> $(distdir)/cl-t;\
 	  rm -f $(distdir)/ChangeLog;					\
 	  mv $(distdir)/cl-t $(distdir)/ChangeLog;			\
 	fi
diff --git a/patches/gpgol-2.3.3/0001-Replace-fancy-attribute-by-comment.patch b/patches/gpgol-2.3.3/0001-Replace-fancy-attribute-by-comment.patch
new file mode 100755
index 00000000..748a4099
--- /dev/null
+++ b/patches/gpgol-2.3.3/0001-Replace-fancy-attribute-by-comment.patch
@@ -0,0 +1,37 @@
+#! /bin/sh
+patch -p1 -l -f $* < $0
+exit $?
+
+From 9a6c805be0c2552fb38026d8136a8ea7657e187d Mon Sep 17 00:00:00 2001
+From: Andre Heinecke <aheinecke@gnupg.org>
+Date: Tue, 26 Mar 2019 19:46:57 +0100
+Subject: [PATCH] Replace fancy attribute by comment
+
+* src/mailitem-events.cpp: Change attribute fallthrough to magic
+comment.
+
+--
+This fixed build with older gcc versions....
+---
+ src/mailitem-events.cpp | 3 +--
+ 1 file changed, 1 insertion(+), 2 deletions(-)
+
+diff --git a/src/mailitem-events.cpp b/src/mailitem-events.cpp
+index 5be58e7..c8e7125 100644
+--- a/src/mailitem-events.cpp
++++ b/src/mailitem-events.cpp
+@@ -761,11 +761,10 @@ EVENT_SINK_INVOKE(MailItemEvents)
+           memdbg_dump ();
+           TRETURN S_OK;
+         }
+-      /* Fallthrough */
+       case ReplyAll:
+       case Reply:
+           is_reply = true;
+-          __attribute__ ((fallthrough));
++          /* fall through */
+       case Forward:
+         {
+           log_oom ("%s:%s: %s : %p",
+--
+2.20.1