X-Git-Url: https://git.distorted.org.uk/~mdw/sod/blobdiff_plain/a7560f9e0cbe73a552e1cbb59d00838db1bb126e..5897a8d4f56db50164f054332a2fe5c33328eb51:/doc/concepts.tex

diff --git a/doc/concepts.tex b/doc/concepts.tex
index c4bcf61..0533a68 100644
--- a/doc/concepts.tex
+++ b/doc/concepts.tex
@@ -537,7 +537,7 @@ Keyword arguments can be provided in three ways.
 \end{enumerate}
 
 Perhaps surprisingly, keyword arguments have a relatively small performance
-impact.  On the author's aging laptop, a call to a simple function, passing
+impact.  On the author's ageing laptop, a call to a simple function, passing
 two out of three keyword arguments, takes about 30 cycles longer than calling
 a standard function which just takes integer arguments.  On the other hand,
 quite a lot of code is involved in decoding keyword arguments, so code size
