Update README.md

README.md

@@ -5,7 +5,7 @@ What is DuMuX?
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 [DuMuX][0] is a simulation toolbox mainly aimed at flow and transport
-processes in porous media. DuMuX is build on top of the [DUNE][1]
+processes in porous media. DuMuX is based on the [DUNE][1]
 framework and aims to provide a multitude of numerical models as well
 as flexible discretization methods for complex non-linear phenomena,
 such as CO2 sequestration, soil remediation, drug delivery in cancer