diff --git a/xz.spec b/xz.spec
index 282ce46..c396008 100644
--- a/xz.spec
+++ b/xz.spec
@@ -11,14 +11,14 @@ Release:	4%{?dist}
 # OK), documentation is Public Domain.
 License:	GPLv2+ and Public Domain
 # official upstream release
-Source0:	http://tukaani.org/%{name}/%{name}-%{version}.tar.xz
+Source0:	https://tukaani.org/%{name}/%{name}-%{version}.tar.xz
 
 Source100:	colorxzgrep.sh
 Source101:	colorxzgrep.csh
 
 Patch1:   xz-5.2.5-enable_CET.patch
 
-URL:		http://tukaani.org/%{name}/
+URL:		https://tukaani.org/%{name}/
 Requires:	%{name}-libs%{?_isa} = %{version}-%{release}
 
 # For /usr/libexec/grepconf.sh (RHBZ#1189120).
@@ -26,7 +26,7 @@ Requires:	%{name}-libs%{?_isa} = %{version}-%{release}
 # have grepconf, but we're only concerned with F22 here.
 Requires:	grep >= 2.20-5
 
-BuildRequires: make
+BuildRequires:  make
 BuildRequires:	gcc
 BuildRequires:	perl-interpreter