diff --git a/gap-example.spec b/gap-example.spec
index 40e8c87..e77cc24 100644
--- a/gap-example.spec
+++ b/gap-example.spec
@@ -24,7 +24,7 @@ Version:        3.5.1
 Release:        0
 Url:            http://www.cs.st-andrews.ac.uk/~alexk/example/
 
-Source:         http://www.gap-system.org/pub/gap/gap4/tar.bz2/packages/Example-%version.tar.bz2
+Source:         https://www.gap-system.org/pub/gap/gap4/tar.bz2/packages/Example-%version.tar.bz2
 Source9:        %name-rpmlintrc
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 BuildRequires:  gap-devel >= 4.5.3