diff --git a/README.md b/README.md
index d84e570d1477389177695269223f8f247716120c..8aa06bb6a86f2418ebf169d9162acc9c2a143977 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ ASN.1 (Abstract Syntax Notation One).
 
 # Standards page (also including downloadable code):
 
-* https://www.ttcn-3.org/
+* http://www.ttcn-3.org/
 
 # Main project page: