1 files changed, 1 insertions, 1 deletions
diff --git a/README.md b/README.md
index 8767fc01..a06d114c 100644
--- a/README.md
+++ b/README.md
@@ -16,7 +16,7 @@ https://proj4.org/
 
 The PROJ.4 mailing list can be found at:
 
-http://lists.maptools.org/mailman/listinfo/proj
+https://lists.osgeo.org/mailman/listinfo/proj/
 
 See the NEWS file for changes between versions.