diff --git a/module/Kbuild.in b/module/Kbuild.in
index f1a145779d..d13e1cf114 100644
--- a/module/Kbuild.in
+++ b/module/Kbuild.in
@@ -492,6 +492,7 @@ zfs-$(CONFIG_PPC64) += $(addprefix zfs/,$(ZFS_OBJS_PPC_PPC64))
 UBSAN_SANITIZE_zap_leaf.o := n
 UBSAN_SANITIZE_zap_micro.o := n
 UBSAN_SANITIZE_sa.o := n
+UBSAN_SANITIZE_zfs/zap_micro.o := n
 
 # Suppress incorrect warnings from versions of objtool which are not
 # aware of x86 EVEX prefix instructions used for AVX512.