diff --git a/README.md b/README.md
index 1c86c91..a25b1b3 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@
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 #### ***Geometric directed multigraphs*** have properties that make them suitable for the representation of complex phenomena.
-#### ***gem-graph*** is a software that enables modelling with a geometric directed multigraph.
+#### ***gem-graph*** is a software that enables modelling by rewriting a geometric directed multigraph.
 
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