diff --git a/.gitignore b/.gitignore
index 802b879..88d2f68 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,6 @@ byacc-20100216.tgz
 /byacc-20100610.tgz
 byacc-20*/
 /byacc-20101127.tgz
+/byacc-20101229.tgz
+*.rpm
+.*.log
diff --git a/byacc.spec b/byacc.spec
index 2a4c889..ecb3580 100644
--- a/byacc.spec
+++ b/byacc.spec
@@ -1,4 +1,4 @@
-%define byaccdate 20101127
+%define byaccdate 20101229
 
 Summary: Berkeley Yacc, a parser generator
 Name: byacc
@@ -50,6 +50,10 @@ rm -rf $RPM_BUILD_ROOT
 %{_mandir}/man1/byacc.1*
 
 %changelog
+* Mon Jan  3 2011 Petr Machata <pmachata@redhat.com> - 1.9.20101229-1
+- Rebase to 20101229
+- Resolves: #665985
+
 * Mon Dec  6 2010 Petr Machata <pmachata@redhat.com> - 1.9.20101127-1
 - Rebase to 20101127
 - Resolves: #659010
diff --git a/sources b/sources
index 2b129ac..58202f6 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-5931a27e43102dc868745bf4dce91fb4  byacc-20101127.tgz
+e359702cda080c15f656a244aab132e5  byacc-20101229.tgz