Update README.md

README.md

@@ -43,7 +43,7 @@ Full documentation is at ReadTheDocs:
 
 * [Clonezilla](http://www.clonezilla.org/)
 * [HDT](http://www.hdt-project.org/)
-* [Memtest](http://www.memtest.org/
+* [Memtest](http://www.memtest.org/)
 
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