diff --git a/hunspell-1.2.10.wrongmalloc.patch b/hunspell-1.2.10.wrongmalloc.patch
new file mode 100644
index 0000000..e841f3c
--- /dev/null
+++ b/hunspell-1.2.10.wrongmalloc.patch
@@ -0,0 +1,12 @@
+diff -ru hunspell-1.2.10.orig/src/hunspell/affixmgr.cxx hunspell-1.2.10/src/hunspell/affixmgr.cxx
+--- hunspell-1.2.10.orig/src/hunspell/affixmgr.cxx	2010-05-06 09:39:14.000000000 +0100
++++ hunspell-1.2.10/src/hunspell/affixmgr.cxx	2010-05-06 09:45:42.000000000 +0100
+@@ -3833,7 +3833,7 @@
+                   case 1: {
+ 			    int setn = 0;
+                             maptable[j].len = strlen(piece);
+-                            maptable[j].set = (char **) malloc(maptable[j].len * sizeof(int));
++                            maptable[j].set = (char **) malloc(maptable[j].len * sizeof(char*));
+                             if (!maptable[j].set) return 1;
+ 			    for (int k = 0; k < maptable[j].len; k++) {
+ 				int chl = 1;
diff --git a/hunspell.spec b/hunspell.spec
index ca10e89..0d321d3 100644
--- a/hunspell.spec
+++ b/hunspell.spec
@@ -1,13 +1,14 @@
 Name:      hunspell
 Summary:   A spell checker and morphological analyzer library
 Version:   1.2.10
-Release:   1%{?dist}
+Release:   2%{?dist}
 Source:    http://downloads.sourceforge.net/%{name}/hunspell-%{version}.tar.gz
 Group:     System Environment/Libraries
 URL:       http://hunspell.sourceforge.net/
 BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 License:   LGPLv2+ or GPLv2+ or MPLv1.1
 BuildRequires: ncurses-devel
+Patch0:    hunspell-1.2.10.wrongmalloc.patch
 
 %description
 Hunspell is a spell checker and morphological analyzer library and program 
@@ -25,6 +26,7 @@ Includes and definitions for developing with hunspell
 
 %prep
 %setup -q
+%patch0 -p1 -b .wrongmalloc.patch
 
 %build
 %configure --disable-rpath --disable-static  --with-ui --with-readline
@@ -80,6 +82,9 @@ rm -rf $RPM_BUILD_ROOT
 %{_mandir}/man3/hunspell.3.gz
 
 %changelog
+* Thu May 06 2010 Caolan McNamara <caolanm@redhat.com> - 1.2.10-2
+- Resolves: rhbz#589326 hunspell-1.2.10.wrongmalloc.patch
+
 * Fri Apr 30 2010 Caolan McNamara <caolanm@redhat.com> - 1.2.10-1
 - latest version