diff --git a/gtkwave.spec b/gtkwave.spec
index 7307fd3..ffe2029 100644
--- a/gtkwave.spec
+++ b/gtkwave.spec
@@ -5,7 +5,7 @@
 
 Summary:	Waveform Viewer
 Name:		gtkwave
-Version:	3.3.33
+Version:	3.3.34
 Release:	%{?prerel:0.}1%{?prerel:.%{prerel}}%{?dist}
 License:	GPLv2+
 Group:		Applications/Engineering
@@ -187,6 +187,11 @@ gtk-update-icon-cache %{_datadir}/icons/hicolor &>/dev/null || :
 %{_mandir}/man5/gtkwaverc.5*
 
 %changelog
+* Tue Mar 13 2012 Paul Howarth <paul@city-fan.org> 3.3.34-1
+- update to 3.3.34
+  - fix for marker time deltas when $timezero is used
+  - reduced size of alert requester icons to 64x64 pixels
+
 * Sun Mar  4 2012 Paul Howarth <paul@city-fan.org> 3.3.33-1
 - update to 3.3.33
   - scan-build fix in vcd_recoder.c
diff --git a/sources b/sources
index 753e76f..017d692 100644
--- a/sources
+++ b/sources
@@ -1,4 +1,4 @@
-18a8acc803814d4873fd342bc70b6b8a  gtkwave-3.3.33.tar.gz
+eef932f2e4826d10acb05d96d7a4e665  gtkwave-3.3.34.tar.gz
 2cc7754492918591242bc38a0b11d2a5  gtkwave-16.png
 410c50539074403d3a3240f7c9209b11  gtkwave-32.png
 4fdb2fec2b6d9732e2f111c6cd63b788  gtkwave-48.png