diff --git a/README.md b/README.md
index 6b77ad9e..356d646a 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@ FireBreath
 
 Home page: [http://www.firebreath.org](http://www.firebreath.org)
 
-FireBreath is a cross-platform browser plugin framework. It supports ActiveX and NPAPI on Windows, Mac OS X, and Linux (probably other unix-derivitives as well).
+FireBreath is a cross-platform browser plugin framework. It supports ActiveX and NPAPI on Windows, Mac OS X, and Linux (probably other UNIX-derivatives as well).
 
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