diff --git a/SPECS/libu2f-host.spec b/SPECS/libu2f-host.spec
index cc9f681..597a5ef 100644
--- a/SPECS/libu2f-host.spec
+++ b/SPECS/libu2f-host.spec
@@ -5,7 +5,7 @@ Summary:        Yubico Universal 2nd Factor (U2F) Host C Library
 
 License:        GPLv3 and LGPLv2
 URL:            http://developers.yubico.com/%{name}/
-Source0:        http://developers.yubico.com/%{name}/releases/%{name}-%{version}.tar.xz
+Source0:        https://developers.yubico.com/%{name}/Releases/%{name}-%{version}.tar.xz
 
 # https://github.com/Yubico/libu2f-host/pull/146
 Patch0001:      libu2f-host-1.1.10_add_support_for_upcoming_json_c_0_14_0.patch