diff --git a/docs/legal.html b/docs/legal.html
index 24bf90e5..94c08747 100644
--- a/docs/legal.html
+++ b/docs/legal.html
@@ -192,7 +192,7 @@ RM4SCC specification</A></P>
 to Printing the 4-State Barcode' and bcsample source code</P>
 <P>Plessey algorithm from <A HREF="http://ar.linux.it/pub/barcode">GNU-Barcode
 v0.98</A> by Leonid A. Broukhis</P>
-<P><A HREF="www.gs1uk.org/downloads/standards/GS1%20General%20%20Specifications.pdf">GS1
+<P><A HREF="http://www.gs1uk.org/downloads/standards/GS1%20General%20%20Specifications.pdf">GS1
 General Specifications v 8.0 Issue 2</A></P>
 <P><A HREF="http://www.linpng.org/pub/png/book/">PNG: The Definitive
 Guide</A> and wpng source code by Greg Reolofs</P>