diff --git a/.gitignore b/.gitignore
index 241951b..9fe5f19 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,4 @@ flex-2.5.35.tar.bz2
 /flex*/
 *.rpm
 /flex-2.5.36.tar.bz2
+/flex-2.5.37.tar.bz2
diff --git a/flex.spec b/flex.spec
index a885ed5..74496fb 100644
--- a/flex.spec
+++ b/flex.spec
@@ -1,7 +1,7 @@
 Summary: A tool for creating scanners (text pattern recognizers)
 Name: flex
-Version: 2.5.36
-Release: 3%{?dist}
+Version: 2.5.37
+Release: 1%{?dist}
 # parse.c and parse.h are under GPLv3+ with exception which allows
 #	relicensing.  Since flex is shipped under BDS-style license,
 #	let's  assume that the relicensing was done.
@@ -120,6 +120,9 @@ rm -rf ${RPM_BUILD_ROOT}
 %{_datadir}/doc/flex-doc-%{version}
 
 %changelog
+* Wed Mar 20 2013 Petr Machata <pmachata@redhat.com> - 2.5.37-1
+- Rebase to 2.5.37
+
 * Wed Feb 13 2013 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 2.5.36-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_19_Mass_Rebuild
 
diff --git a/sources b/sources
index 78722ed..6c9ca7d 100644
--- a/sources
+++ b/sources
@@ -1 +1,2 @@
 5e637290609fd3c2f1f2e75ac2bce1c5  flex-2.5.36.tar.bz2
+c75940e1fc25108f2a7b3ef42abdae06  flex-2.5.37.tar.bz2