diff -Nabur openldap-2.4.31.original/debian/patches/gnutls-backport.patch openldap-2.4.31/debian/patches/gnutls-backport.patch
--- openldap-2.4.31.original/debian/patches/gnutls-backport.patch	1970-01-01 02:00:00.000000000 +0200
+++ openldap-2.4.31/debian/patches/gnutls-backport.patch	2015-03-18 19:05:28.687111842 +0200
@@ -0,0 +1,15 @@
+diff -Nabur openldap-2.4.31.old/libraries/libldap/tls_g.c openldap-2.4.31.new/libraries/libldap/tls_g.c
+--- openldap-2.4.31.old/libraries/libldap/tls_g.c	2012-04-22 23:25:08.000000000 +0300
++++ openldap-2.4.31.new/libraries/libldap/tls_g.c	2015-03-18 18:45:43.331097825 +0200
+@@ -786,7 +786,10 @@
+ {
+ #ifdef HAVE_CIPHERSUITES
+ 	const char *err;
+-	return gnutls_priority_init( &ctx->prios, suites, &err );
++	int rc = gnutls_priority_init( &ctx->prios, suites, &err );
++	if ( rc )
++		ctx->prios = NULL;
++	return rc;
+ #else
+ 	char *ptr, *end;
+ 	int i, j, len, num;
diff -Nabur openldap-2.4.31.original/debian/patches/series openldap-2.4.31/debian/patches/series
--- openldap-2.4.31.original/debian/patches/series	2015-03-18 19:04:19.000000000 +0200
+++ openldap-2.4.31/debian/patches/series	2015-03-18 19:05:28.687111842 +0200
@@ -24,3 +24,4 @@
 bdb-deadlock.patch
 fix-ldap-distribution.patch
 its-7354-fix-delta-sync-mmr.diff
+gnutls-backport.patch