diff --git a/doc/security.mdwn b/doc/security.mdwn
index 6e1d56a52..c51cd5b95 100644
--- a/doc/security.mdwn
+++ b/doc/security.mdwn
@@ -341,7 +341,7 @@ There are at least two configurations where this is exploitable:
   notice.
 
 This security hole was discovered on 26 November 2007 and fixed the same
-da with the release of ikiwiki 2.14. I recommend upgrading to this version
+day with the release of ikiwiki 2.14. I recommend upgrading to this version
 if your wiki can be committed to by third parties. Alternatively, don't use
 a trailing slash in the srcdir, and avoid the (unusual) configurations that
 allow the security hole to be exploited.