diff --git a/0002-curl-7.31.0-abca89aa.patch b/0002-curl-7.31.0-abca89aa.patch
new file mode 100644
index 0000000..ab4c1a7
--- /dev/null
+++ b/0002-curl-7.31.0-abca89aa.patch
@@ -0,0 +1,37 @@
+From 8d1d6c18015de5db2b2a1f499b6d341f86505810 Mon Sep 17 00:00:00 2001
+From: Kamil Dudka <kdudka@redhat.com>
+Date: Sun, 30 Jun 2013 19:51:16 +0200
+Subject: [PATCH] url: restore the functionality of 'curl -u :'
+
+This commit fixes a regression introduced in
+fddb7b44a79d78e05043e1c97e069308b6b85f79.
+
+Reported by: Markus Moeller
+Bug: http://curl.haxx.se/mail/archive-2013-06/0052.html
+
+[upstream commit abca89aaa0fb208cfaf4ead6692014c4e553388a]
+---
+ lib/url.c |    7 +++++++
+ 1 files changed, 7 insertions(+), 0 deletions(-)
+
+diff --git a/lib/url.c b/lib/url.c
+index 7ba4969..4231d37 100644
+--- a/lib/url.c
++++ b/lib/url.c
+@@ -317,6 +317,13 @@ static CURLcode setstropt_userpwd(char *option, char **userp, char **passwdp,
+   if(!result) {
+     /* Store the username part of option if required */
+     if(userp) {
++      if(!user && option && option[0] == ':') {
++        /* Allocate an empty string instead of returning NULL as user name */
++        user = strdup("");
++        if(!user)
++          result = CURLE_OUT_OF_MEMORY;
++      }
++
+       Curl_safefree(*userp);
+       *userp = user;
+     }
+-- 
+1.7.1
+
diff --git a/curl.spec b/curl.spec
index c400867..2eb1009 100644
--- a/curl.spec
+++ b/curl.spec
@@ -1,7 +1,7 @@
 Summary: A utility for getting files from remote servers (FTP, HTTP, and others)
 Name: curl
 Version: 7.31.0
-Release: 2%{?dist}
+Release: 3%{?dist}
 License: MIT
 Group: Applications/Internet
 Source: http://curl.haxx.se/download/%{name}-%{version}.tar.lzma
@@ -10,6 +10,9 @@ Source2: curlbuild.h
 # test1230: avoid using hard-wired port number
 Patch1: 0001-curl-7.31.0-02964ed6.patch
 
+# restore the functionality of 'curl -u :'
+Patch2: 0002-curl-7.31.0-abca89aa.patch
+
 # patch making libcurl multilib ready
 Patch101: 0101-curl-7.31.0-multilib.patch
 
@@ -108,6 +111,7 @@ documentation of the library, too.
 
 # upstream patches
 %patch1 -p1
+%patch2 -p1
 
 # Fedora patches
 %patch101 -p1
@@ -229,6 +233,9 @@ rm -rf $RPM_BUILD_ROOT
 %{_datadir}/aclocal/libcurl.m4
 
 %changelog
+* Tue Jul 01 2013 Kamil Dudka <kdudka@redhat.com> 7.31.0-3
+- restore the functionality of 'curl -u :'
+
 * Wed Jun 26 2013 Kamil Dudka <kdudka@redhat.com> 7.31.0-2
 - build the curl tool with metalink support