diff --git a/kernel.spec b/kernel.spec
index 482a69d..44e7adf 100644
--- a/kernel.spec
+++ b/kernel.spec
@@ -136,8 +136,8 @@ URL:            http://www.kernel.org
 #
 # Sources
 #
-Source0: 	ftp://ftp.kernel.org/pub/linux/kernel/v%{kernelversion}.x/linux-%{tar_ver}.tar.xz
-Source1: 	ftp://ftp.kernel.org/pub/linux/kernel/v%{kernelversion}.x/linux-%{tar_ver}.tar.sign
+Source0: 	https://cdn.kernel.org/pub/linux/kernel/v%{kernelversion}.x/linux-%{tar_ver}.tar.xz
+Source1: 	https://cdn.kernel.org/pub/linux/kernel/v%{kernelversion}.x/linux-%{tar_ver}.tar.sign
 
 # This is for disabling *config, mrproper, prepare, scripts on -devel rpms
 # TODO: is it needed?
@@ -163,8 +163,8 @@ Source80:	kernel.rpmlintrc
 # Patches
 
 # The patch to make kernel x.y.z from x.y.0.
-Patch1:   	ftp://ftp.kernel.org/pub/linux/kernel/v%{kernelversion}.x/patch-%{kversion}.xz
-Source10: 	ftp://ftp.kernel.org/pub/linux/kernel/v%{kernelversion}.x/patch-%{kversion}.sign
+Patch1:   	https://cdn.kernel.org/pub/linux/kernel/v%{kernelversion}.x/patch-%{kversion}.xz
+Source10: 	https://cdn.kernel.org/pub/linux/kernel/v%{kernelversion}.x/patch-%{kversion}.sign
 
 # ROSA-specific patches
 # We need to apply this one only when building 32-bit kernels but RPM