diff --git a/kernel.spec b/kernel.spec
index ffe381a09..2dd7f3940 100644
--- a/kernel.spec
+++ b/kernel.spec
@@ -1,6 +1,9 @@
 # We have to override the new %%install behavior because, well... the kernel is special.
 %global __spec_install_pre %{___build_pre}
 
+# this should go away soon
+%define _legacy_common_support 1
+
 # At the time of this writing (2019-03), RHEL8 packages use w2.xzdio
 # compression for rpms (xz, level 2).
 # Kernel has several large (hundreds of mbytes) rpms, they take ~5 mins