diff --git a/.gitignore b/.gitignore
index 02b7dee..08681a7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 ocamlnet-2.2.9.tar.gz
 /ocamlnet-3.4.tar.gz
+/ocamlnet-3.4.1.tar.gz
diff --git a/ocaml-ocamlnet.spec b/ocaml-ocamlnet.spec
index b49be6b..da06ecd 100644
--- a/ocaml-ocamlnet.spec
+++ b/ocaml-ocamlnet.spec
@@ -5,7 +5,7 @@
 %define __strip /bin/true
 
 Name:           ocaml-ocamlnet
-Version:        3.4
+Version:        3.4.1
 Release:        1%{?dist}
 Summary:        Network protocols for OCaml
 
@@ -224,6 +224,10 @@ rm -rf $RPM_BUILD_ROOT
 
 
 %changelog
+* Fri Jan  6 2012 Richard W.M. Jones <rjones@redhat.com> - 3.4.1-1
+- New upstream version 3.4.1.
+- Rebuild for OCaml 3.12.1.
+
 * Mon Sep 19 2011 Richard W.M. Jones <rjones@redhat.com> - 3.4-1
 - Move to new upstream 3.4 version.  Note this is not compatible with
   ocamlnet 2.x.
diff --git a/sources b/sources
index 4423091..f08e51d 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-920414f896af983e7458c03a492f7c62  ocamlnet-3.4.tar.gz
+34e077c532691c02e506901234c184bc  ocamlnet-3.4.1.tar.gz