diff --git a/rtems/config/tools/rtems-kernel-common.cfg b/rtems/config/tools/rtems-kernel-common.cfg
index 6749937..dfb12c6 100644
--- a/rtems/config/tools/rtems-kernel-common.cfg
+++ b/rtems/config/tools/rtems-kernel-common.cfg
@@ -117,7 +117,7 @@ URL: 	 https://www.rtems.org/
  %define rtems_kernel_file rtems-%{rtems_kernel_version}.tar.xz
  %define rtems_bootstrap 0
 %else
- %define rtems_kernel_file rtems-kernel-%{rtems_kernel_version}.tar.xz
+ %define rtems_kernel_file rtems-kernel-%{rtems_kernel_version}.tar.bz2
  #
  # The code in git needs to be bootstrapped. Do each build because we have
  # no way to change what changes may have happened in the code.