diff --git a/docs/LangRef.html b/docs/LangRef.html
index c660c80039f..85f8ac97afc 100644
--- a/docs/LangRef.html
+++ b/docs/LangRef.html
@@ -2530,7 +2530,7 @@ characteristics.
 <tt>address</tt> is the address to be prefetched, <tt>rw</tt> is the specifier
 determining if the fetch should be for a read (0) or write (1), and
 <tt>locality</tt> is a temporal locality specifier ranging from (0) - no
-locality, to (3) - exteremely local keep in cache.  The <tt>rw</tt> and
+locality, to (3) - extremely local keep in cache.  The <tt>rw</tt> and
 <tt>locality</tt> arguments must be constant integers.
 </p>