diff --git a/kernel.spec b/kernel.spec
index 92e89aa..466441a 100644
--- a/kernel.spec
+++ b/kernel.spec
@@ -11,13 +11,20 @@
 # which iterpreter to use; so just disable it to avoid problems
 %define _python_bytecompile_build 0
 
+# Probably dwz bug, on i686 only file is not packaged:
+# /usr/lib/debug/usr/bin/trace-5.4.40-3.i386.debug.#dwz#.b5xuKG
+# dwz compresses only debuginfo from perf, cpupower, uml,
+# not the kernel itself (because it is stripped not by RPM),
+# so we do not loose much by disabling it.
+%global _find_debuginfo_dwz_opts %{nil}
+
 %define kernelversion	5
 %define patchlevel	4
 # sublevel is used for stable-based kernels
 %define sublevel	40
 
 # Release number. Increase this before a rebuild.
-%define rpmrel		3
+%define rpmrel		4
 %define fullrpmrel	%{rpmrel}
 
 %define rpmtag		%{disttag}