diff --git a/share/examples/etc/make.conf b/share/examples/etc/make.conf
--- a/share/examples/etc/make.conf
+++ b/share/examples/etc/make.conf
@@ -47,7 +47,12 @@
 #			cortex-a7, cortex-a8, cortex-a9, cortex-a12,
 #			cortex-a15, cortex-a17
 #   ARM64 architecture:	cortex-a53, cortex-a57, cortex-a72,
-#				exynos-m1
+#			exynos-m1
+#   POWER / PowerPC architecture:
+#       (POWER CPUs)	power5, power5x, power6, power6x, power7, power8,
+#			power9, power10, power11
+#       (PowerPC CPUs)	g5, 970, e5500
+#
 #
 # (?= allows to buildworld for a different CPUTYPE.)
 #
diff --git a/share/mk/bsd.cpu.mk b/share/mk/bsd.cpu.mk
--- a/share/mk/bsd.cpu.mk
+++ b/share/mk/bsd.cpu.mk
@@ -277,29 +277,23 @@
 .  endif
 MACHINE_CPU += amd64 sse2 sse mmx
 ########## powerpc
-. elif ${MACHINE_ARCH} == "powerpc"
-.  if ${CPUTYPE} == "e500"
-MACHINE_CPU = booke softfp
-.  elif ${CPUTYPE} == "g4"
-MACHINE_CPU = aim altivec
-.  else
-MACHINE_CPU= aim
-.  endif
 . elif ${MACHINE_ARCH} == "powerpc64"
 .  if ${CPUTYPE} == "e5500"
 MACHINE_CPU = booke
-.  elif ${CPUTYPE} == power7
+.  elif ${CPUTYPE} == "power7"
 MACHINE_CPU = altivec vsx
-.  elif ${CPUTYPE} == power8
+.  elif ${CPUTYPE} == "power8"
 MACHINE_CPU = altivec vsx vsx2
-.  elif ${CPUTYPE} == power9
+.  elif ${CPUTYPE} == "power9" || ${CPUTYPE} == "power10" || \
+    ${CPUTYPE} == "power11"
 MACHINE_CPU = altivec vsx vsx2 vsx3
 .  else
 MACHINE_CPU = aim altivec
 .  endif
 . elif ${MACHINE_ARCH} == "powerpc64le"
 MACHINE_CPU = aim altivec vsx vsx2
-.  if ${CPUTYPE} == power9
+.  if ${CPUTYPE} == "power9" || ${CPUTYPE} == "power10" || \
+    ${CPUTYPE} == "power11"
 MACHINE_CPU += vsx3
 .  endif
 ########## riscv