Mark alt text for the ntpsec logo image as "alt"

e8a0f7f9 · Matt Selsky · e3c051e3 · e8a0f7f9
Commit e8a0f7f9 authored 8 years ago by Matt Selsky
--- a/docs/ntpsec.txt
+++ b/docs/ntpsec.txt
@@ -2,7 +2,7 @@

 [cols="10%,90%",frame="none",grid="none",style="verse"]
 |==============================
-|image:pic/clocktower128.png[]|The NTPsec logo
+|image:pic/clocktower128.png[alt="The NTPsec logo"]|

 Accept no imitations.
 |==============================