diff --git a/dyninst-pokeuser.patch b/dyninst-pokeuser.patch
new file mode 100644
index 0000000..80cb7ef
--- /dev/null
+++ b/dyninst-pokeuser.patch
@@ -0,0 +1,48 @@
+diff -up dyninst/proccontrol/src/linux.C.orig dyninst/proccontrol/src/linux.C
+--- dyninst/proccontrol/src/linux.C.orig	2013-06-18 11:34:02.000000000 -0400
++++ dyninst/proccontrol/src/linux.C	2013-08-05 12:16:35.172000000 -0400
+@@ -1970,7 +1970,7 @@ bool linux_thread::plat_getRegister(Dyni
+    const unsigned size = i->second.second;
+    assert(sizeof(val) >= size);
+    val = 0;
+-   unsigned long result = do_ptrace((pt_req) PTRACE_PEEKUSR, lwp, (void *) offset, NULL);
++   unsigned long result = do_ptrace((pt_req) PTRACE_PEEKUSER, lwp, (void *) offset, NULL);
+    if (errno != 0) {
+       perr_printf("Error reading registers from %d: %s\n", lwp, strerror(errno));
+       setLastError(err_internal, "Could not read register from thread");
+@@ -2184,11 +2184,11 @@ bool linux_thread::plat_setRegister(Dyni
+    int result;
+    if (size == 4) {
+       uint32_t value = (uint32_t) val;
+-      result = do_ptrace((pt_req) PTRACE_POKEUSR, lwp, (void *) offset, (void *) value);
++      result = do_ptrace((pt_req) PTRACE_POKEUSER, lwp, (void *) offset, (void *) value);
+    }
+    else if (size == 8) {
+       uint64_t value = (uint64_t) val;
+-      result = do_ptrace((pt_req) PTRACE_POKEUSR, lwp, (void *) offset, (void *) value);
++      result = do_ptrace((pt_req) PTRACE_POKEUSER, lwp, (void *) offset, (void *) value);
+    }
+    else {
+       assert(0);
+diff -up dyninst/proccontrol/src/linux.h.orig dyninst/proccontrol/src/linux.h
+--- dyninst/proccontrol/src/linux.h.orig	2013-06-18 11:34:02.000000000 -0400
++++ dyninst/proccontrol/src/linux.h	2013-08-05 12:16:35.173000000 -0400
+@@ -47,7 +47,6 @@
+ #include "common/h/dthread.h"
+ #include <sys/types.h>
+ #include <sys/ptrace.h>
+-#include <linux/ptrace.h>
+ 
+ typedef enum __ptrace_request pt_req;
+ 
+diff -up dyninst/stackwalk/src/linux-swk.C.orig dyninst/stackwalk/src/linux-swk.C
+--- dyninst/stackwalk/src/linux-swk.C.orig	2013-06-18 11:34:02.000000000 -0400
++++ dyninst/stackwalk/src/linux-swk.C	2013-08-05 12:16:35.175000000 -0400
+@@ -73,7 +73,6 @@ using namespace Dyninst::Stackwalker;
+ // if porting to some linux-like platform that doesn't support 
+ // them.
+ #include <sys/ptrace.h>
+-#include <linux/ptrace.h>
+ typedef enum __ptrace_request pt_req;
+ #define cap_ptrace_traceclone
+ #define cap_ptrace_setoptions
diff --git a/dyninst.spec b/dyninst.spec
index 2157578..7420b7d 100644
--- a/dyninst.spec
+++ b/dyninst.spec
@@ -2,7 +2,7 @@ Summary: An API for Run-time Code Generation
 License: LGPLv2+
 Name: dyninst
 Group: Development/Libraries
-Release: 3%{?dist}
+Release: 4%{?dist}
 URL: http://www.dyninst.org
 Version: 8.1.2
 Exclusiveos: linux
@@ -22,6 +22,7 @@ Source0: %{name}-%{version}.tar.gz
 Source1: %{name}-docs-8.1.1.tar.gz
 Patch1: dyninst-rpm-build-flags.patch
 Patch2: dyninst-install-testsuite.patch
+Patch3: dyninst-pokeuser.patch
 BuildRequires: libdwarf-devel >= 20111030
 BuildRequires: elfutils-libelf-devel
 BuildRequires: boost-devel
@@ -85,8 +86,10 @@ making sure that dyninst works properly.
 pushd dyninst
 %patch1 -p1 -b .buildflags
 %patch2 -p1 -b .testsuite
+%patch3 -p1 -b .pokeuser
 popd
 
+
 %build
 
 cd dyninst
@@ -154,6 +157,9 @@ chmod 644 %{buildroot}%{_libdir}/dyninst/testsuite/*
 %attr(755,root,root) %{_libdir}/dyninst/testsuite/*
 
 %changelog
+* Mon Aug 05 2013 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 8.1.2-4
+- Fix rhbz991889 (FTBFS).
+
 * Sat Aug 03 2013 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 8.1.2-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_20_Mass_Rebuild