diff --git a/mutt-1.9.5-nodotlock.patch b/mutt-1.9.5-nodotlock.patch
index 146169c..c85352a 100644
--- a/mutt-1.9.5-nodotlock.patch
+++ b/mutt-1.9.5-nodotlock.patch
@@ -1,7 +1,7 @@
-diff -up mutt-1.9.5/configure.ac.nodotlock mutt-1.9.5/configure.ac
---- mutt-1.9.5/configure.ac.nodotlock	2018-04-18 17:30:32.856796564 +0200
-+++ mutt-1.9.5/configure.ac	2018-04-18 17:33:07.047923724 +0200
-@@ -524,9 +524,7 @@ int main (int argc, char **argv)
+diff -up mutt-1.10.0/configure.ac.nodotlock mutt-1.10.0/configure.ac
+--- mutt-1.10.0/configure.ac.nodotlock	2018-05-14 23:51:53.000000000 +0200
++++ mutt-1.10.0/configure.ac	2018-05-23 15:09:21.186613968 +0200
+@@ -528,9 +528,7 @@ int main (int argc, char **argv)
  }]])],[mutt_cv_worldwrite=yes],[mutt_cv_worldwrite=no],[mutt_cv_worldwrite=no])])
  
          mutt_cv_setgid=no
@@ -12,7 +12,7 @@ diff -up mutt-1.9.5/configure.ac.nodotlock mutt-1.9.5/configure.ac
  
                  AC_CACHE_CHECK(if $mutt_cv_mailpath is group writable, mutt_cv_groupwrite, [AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <sys/types.h>
  #include <sys/stat.h>
-@@ -542,7 +540,6 @@ int main (int argc, char **argv)
+@@ -546,7 +544,6 @@ int main (int argc, char **argv)
  }]])],[mutt_cv_groupwrite=yes],[mutt_cv_groupwrite=no],[mutt_cv_groupwrite=no])])
  
                  if test $mutt_cv_groupwrite = yes; then
@@ -20,3 +20,24 @@ diff -up mutt-1.9.5/configure.ac.nodotlock mutt-1.9.5/configure.ac
                          AC_DEFINE(USE_SETGID,1,[ Define if mutt should run setgid "mail". ])
                          mutt_cv_setgid=yes
                  fi
+diff -up mutt-1.10.0/Makefile.am.nodotlock mutt-1.10.0/Makefile.am
+--- mutt-1.10.0/Makefile.am.nodotlock	2018-05-23 15:11:05.477977659 +0200
++++ mutt-1.10.0/Makefile.am	2018-05-23 15:11:20.252170843 +0200
+@@ -154,17 +154,6 @@ hcversion.h: $(srcdir)/mutt.h $(srcdir)/
+ patchlist.c: $(srcdir)/PATCHES $(srcdir)/patchlist.sh
+ 	$(srcdir)/patchlist.sh < $(srcdir)/PATCHES > patchlist.c
+ 
+-install-exec-hook:
+-	if test -f $(DESTDIR)$(bindir)/mutt.dotlock && test -f $(DESTDIR)$(bindir)/mutt_dotlock ; then	\
+-		rm -f $(DESTDIR)$(bindir)/mutt.dotlock ;		\
+-		ln -sf $(DESTDIR)$(bindir)/mutt_dotlock $(DESTDIR)$(bindir)/mutt.dotlock ; \
+-	fi
+-	if test -f $(DESTDIR)$(bindir)/mutt_dotlock && test x$(DOTLOCK_GROUP) != x ; then \
+-		chgrp $(DOTLOCK_GROUP) $(DESTDIR)$(bindir)/mutt_dotlock && \
+-		chmod $(DOTLOCK_PERMISSION) $(DESTDIR)$(bindir)/mutt_dotlock || \
+-		{ echo "Can't fix mutt_dotlock's permissions!  This is required to lock mailboxes in the mail spool directory." >&2 ; exit 1 ; } \
+-	fi
+-
+ install-data-local:
+ 	$(MKDIR_P) $(DESTDIR)$(sysconfdir)
+ 	$(INSTALL) -m 644 $(srcdir)/mime.types $(DESTDIR)$(sysconfdir)/mime.types.dist
diff --git a/mutt.spec b/mutt.spec
index 9cfb274..b6c70d8 100644
--- a/mutt.spec
+++ b/mutt.spec
@@ -20,7 +20,7 @@
 Summary: A text mode mail user agent
 Name: mutt
 Version: 1.10.0
-Release: 1%{?dist}
+Release: 2%{?dist}
 Epoch: 5
 # The entire source code is GPLv2+ except
 # pgpewrap.c setenv.c sha1.c wcwidth.c which are Public Domain
@@ -78,8 +78,6 @@ for selecting groups of messages.
 %prep
 # unpack; cd
 %setup -q
-# disable mutt_dotlock program - disable post-install mutt_dotlock checking
-sed -i -r 's|install-exec-hook|my-useless-label|' Makefile.am
 # do not run ./prepare -V, because it also runs ./configure
 
 %patch10 -p1 -b .lynx_no_backscapes
@@ -205,6 +203,9 @@ ln -sf ./muttrc.5 %{buildroot}%{_mandir}/man5/muttrc.local.5
 
 
 %changelog
+* Thu May 24 2018 Matej Mužila <mmuzila@redhat.com> - 5:1.10.0-2
+- Disable post-install mutt_dotlock checking by patch, not by sed.
+
 * Tue May 22 2018 Matej Mužila <mmuzila@redhat.com> - 5:1.10.0-1
 - Upgrade to 1.10.0