diff --git a/share/mk/bsd.own.mk b/share/mk/bsd.own.mk
index 35b762d08ae3..4b504ca0c6ed 100644
--- a/share/mk/bsd.own.mk
+++ b/share/mk/bsd.own.mk
@@ -1,4 +1,4 @@
-#	$NetBSD: bsd.own.mk,v 1.1322 2023/05/14 19:01:34 christos Exp $
+#	$NetBSD: bsd.own.mk,v 1.1323 2023/05/14 22:44:53 christos Exp $
 
 # This needs to be before bsd.init.mk
 .if defined(BSD_MK_COMPAT_FILE)
@@ -135,7 +135,9 @@ EXTERNAL_GDB_SUBDIR=		/does/not/exist
     ${MACHINE} == "alpha" || \
     ${MACHINE_ARCH:Maarch64*} || \
     ${MACHINE_ARCH:M*arm*} || \
+    ${MACHINE_ARCH} == "powerpc" || \
     ${MACHINE_ARCH} == "sparc64" || \
+    ${MACHINE} == "hppa" || \
     ${MACHINE} == "i386" || \
     ${MACHINE_ARCH} == "m68k" || \
     ${MACHINE} == "vax"