diff --git a/README.md b/README.md
index 4deadf6fc6b2dde7c27efc990eac7e6d505f1abd..2e5d29791ce016e7d3fb30531a6142e2a2c56775 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
 # Fun with ERFA
 
-This is a small test project in which is demostrated the use of the ERFA
+This is a small test project in which is demonstrated the use of the ERFA
 libraries for common coordinate transformations.
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