diff --git a/splot.cabal b/splot.cabal
--- a/splot.cabal
+++ b/splot.cabal
@@ -1,5 +1,5 @@
 Name: splot
-Version: 0.1.8
+Version: 0.1.9
 License: BSD3
 License-file: LICENSE
 Copyright: Eugene Kirpichov, 2010
@@ -23,6 +23,6 @@
   else
     Build-Depends: base < 3
 
-  Build-Depends: cairo, bytestring, bytestring-lexing, strptime >= 0.1.5, time, 
+  Build-Depends: cairo, bytestring, bytestring-lexing, strptime >= 0.1.7, time, 
                  containers, colour, haskell98, Chart, mtl
   Main-Is: Tools/StatePlot.hs