diff --git a/pcre-8.38-Allow-for-up-to-32-bit-numbers-in-the-ordin-function.patch b/pcre-8.38-Allow-for-up-to-32-bit-numbers-in-the-ordin-function.patch
new file mode 100644
index 0000000..6926f76
--- /dev/null
+++ b/pcre-8.38-Allow-for-up-to-32-bit-numbers-in-the-ordin-function.patch
@@ -0,0 +1,29 @@
+From e347b40d5bb12f7ef1e632aa649571a107be7d8a Mon Sep 17 00:00:00 2001
+From: ph10 <ph10@2f5784b3-3f2a-0410-8824-cb99058d5e15>
+Date: Sun, 29 Nov 2015 17:46:23 +0000
+Subject: [PATCH 4/5] Allow for up to 32-bit numbers in the ordin() function in
+ pcregrep.
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+git-svn-id: svn://vcs.exim.org/pcre/code/trunk@1615 2f5784b3-3f2a-0410-8824-cb99058d5e15
+
+Petr Písař: Ported to 8.38.
+
+diff --git a/pcregrep.c b/pcregrep.c
+index 64986b0..cd53c64 100644
+--- a/pcregrep.c
++++ b/pcregrep.c
+@@ -2437,7 +2437,7 @@ return options;
+ static char *
+ ordin(int n)
+ {
+-static char buffer[8];
++static char buffer[14];
+ char *p = buffer;
+ sprintf(p, "%d", n);
+ while (*p != 0) p++;
+-- 
+2.4.3
+
diff --git a/pcre.spec b/pcre.spec
index e53b810..bb663f6 100644
--- a/pcre.spec
+++ b/pcre.spec
@@ -44,6 +44,9 @@ Patch4:     pcre-8.38-Fix-bug-for-isolated-E-between-an-item-and-its-quali.patch
 # Fix crash in regexec() if REG_STARTEND option is set and pmatch argument is
 # NULL, upstream bug #1727, fixed in upstream after 8.38
 Patch5:     pcre-8.38-Give-error-for-regexec-with-pmatch-NULL-and-REG_STAR.patch
+# Fix a stack overflow when formatting a 32-bit integer in pcregrep tool,
+# upstream bug #1728, fixed in upstream after 8.38
+Patch6:     pcre-8.38-Allow-for-up-to-32-bit-numbers-in-the-ordin-function.patch
 BuildRequires:  readline-devel
 BuildRequires:  autoconf
 BuildRequires:  automake
@@ -98,6 +101,7 @@ Utilities demonstrating PCRE capabilities like pcregrep or pcretest.
 %patch3 -p1
 %patch4 -p1
 %patch5 -p1
+%patch6 -p1
 # Because of rpath patch
 libtoolize --copy --force
 autoreconf -vif
@@ -176,6 +180,8 @@ make %{?_smp_mflags} check VERBOSE=yes
   qualifier with auto-callouts (upstream bug #1724)
 - Fix crash in regexec() if REG_STARTEND option is set and pmatch argument is
   NULL (upstream bug #1727)
+- Fix a stack overflow when formatting a 32-bit integer in pcregrep tool
+  (upstream bug #1728)
 
 * Fri Nov 27 2015 Petr Pisar <ppisar@redhat.com> - 8.38-2
 - Fix compiling comments with auto-callouts