diff --git a/kernel.spec b/kernel.spec
index f48a15ca3..bcda37171 100644
--- a/kernel.spec
+++ b/kernel.spec
@@ -397,7 +397,6 @@ BuildConflicts: rpm < 4.13.0.1-19
 %undefine _unique_debug_srcs
 %undefine _debugsource_packages
 %undefine _debuginfo_subpackages
-%undefine _include_gdb_index
 %global _find_debuginfo_opts -r
 %global _missing_build_ids_terminate_build 1
 %global _no_recompute_build_ids 1