diff --git a/timeplot.cabal b/timeplot.cabal
--- a/timeplot.cabal
+++ b/timeplot.cabal
@@ -1,5 +1,5 @@
 name: timeplot
-version: 0.2.19
+version: 0.2.20
 cabal-version: >=1.6
 build-type: Simple
 license: BSD3
@@ -13,7 +13,8 @@
              Reads an input file with events in different "tracks" and draws a diagram for
              each track, where a diagram may be one of several types. See --help for help and the
              homepage for a bigger description, examples and a tutorial. See presentation:
-             <http://www.slideshare.net/jkff/two-visualization-tools>
+             <http://www.slideshare.net/jkff/two-visualization-tools> or download:
+             <http://jkff.info/presentations/two-visualization-tools.pdf>.
 category: Graphics
 author: Eugene Kirpichov <ekirpichov@gmail.com>
 source-repository head