diff --git a/cpu/cpu_aix.go b/cpu/cpu_aix.go
index 28b5216..8aaeef5 100644
--- a/cpu/cpu_aix.go
+++ b/cpu/cpu_aix.go
@@ -20,6 +20,7 @@
 		PPC64.IsPOWER8 = true
 	}
 	if impl&_IMPL_POWER9 != 0 {
+		PPC64.IsPOWER8 = true
 		PPC64.IsPOWER9 = true
 	}