...
diff --git a/README.txt b/README.txt
index 23a614e..689cb2e 100644
--- a/README.txt
+++ b/README.txt
@@ -33,9 +33,9 @@
   https://www.imagemagick.org/script/download.php.  It runs on Linux, Windows,
   Mac Os X, iOS, Android OS, and others.
 
-  The authoritative ImageMagick web site is
-  https://www.imagemagick.org. The authoritative source code repository is
-  http://git.imagemagick.org/repos/ImageMagick/.
+  The authoritative ImageMagick web site is https://www.imagemagick.org. The
+  authoritative source code repository is https://github.com/ImageMagick. We
+  maintain a source code mirror at https://gitlab.com/ImageMagick.
 
 
 Features and Capabilities