diff --git a/ksh-20120801-mtty.patch b/ksh-20120801-mtty.patch
new file mode 100644
index 0000000..7f599e6
--- /dev/null
+++ b/ksh-20120801-mtty.patch
@@ -0,0 +1,12 @@
+diff -up ksh-20120801/src/cmd/ksh93/sh/xec.c.mtty ksh-20120801/src/cmd/ksh93/sh/xec.c
+--- ksh-20120801/src/cmd/ksh93/sh/xec.c.mtty	2013-10-30 13:23:31.342298357 +0100
++++ ksh-20120801/src/cmd/ksh93/sh/xec.c	2013-10-30 13:24:20.453885803 +0100
+@@ -3144,7 +3144,7 @@ pid_t _sh_fork(Shell_t *shp,register pid
+ 			 * completed.  Make parent the job group id.
+ 			 */
+ 			if(postid==0)
+-				job.curpgid = parent;
++				job.curpgid = getpid();
+ 			if(job.jobcontrol || (flags&FAMP))
+ 			{
+ 				if(setpgid(parent,job.curpgid)<0 && errno==EPERM)
diff --git a/ksh.spec b/ksh.spec
index 74e9969..8bd8479 100644
--- a/ksh.spec
+++ b/ksh.spec
@@ -6,7 +6,7 @@ URL:          http://www.kornshell.com/
 Group:        System Environment/Shells
 License:      EPL
 Version:      20120801
-Release:      11%{?dist}
+Release:      12%{?dist}
 Source0:      http://www.research.att.com/~gsf/download/tgz/ast-ksh.%{releasedate}.tgz
 Source1:      http://www.research.att.com/~gsf/download/tgz/INIT.%{releasedate}.tgz
 Source2:      kshcomp.conf
@@ -27,6 +27,7 @@ Patch6: ksh-20120801-cdfix2.patch
 Patch7: ksh-20130214-fixkill.patch
 Patch8: ksh-20120801-kshmfix.patch
 Patch9: ksh-20120801-memlik.patch
+Patch10: ksh-20120801-mtty.patch
 
 BuildRoot:    %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 Conflicts:    pdksh
@@ -55,6 +56,7 @@ with "sh" (the Bourne Shell).
 %patch7 -p1 -b .fixkill
 %patch8 -p1 -b .kshmfix
 %patch9 -p1 -b .memlik
+%patch10 -p1 -b .mtty
 
 #/dev/fd test does not work because of mock
 sed -i 's|ls /dev/fd|ls /proc/self/fd|' src/cmd/ksh93/features/options
@@ -149,6 +151,9 @@ fi
     rm -rf $RPM_BUILD_ROOT
 
 %changelog
+* Wed Oct 30 2013 Michal Hlavinka <mhlavink@redhat.com> - 20120801-12
+- ksh stops on read when monitor mode is enabled
+
 * Sat Aug 03 2013 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 20120801-11
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_20_Mass_Rebuild