diff --git a/target/ppc/kvm.c b/target/ppc/kvm.c
index 41bd03ec2a..25c28ad089 100644
--- a/target/ppc/kvm.c
+++ b/target/ppc/kvm.c
@@ -2653,7 +2653,7 @@ static int kvm_ppc_register_host_cpu_type(void)
      */
     dc = DEVICE_CLASS(ppc_cpu_get_family_class(pvr_pcc));
     for (i = 0; ppc_cpu_aliases[i].alias != NULL; i++) {
-        if (strcasecmp(ppc_cpu_aliases[i].alias, dc->desc) == 0) {
+        if (g_ascii_strcasecmp(ppc_cpu_aliases[i].alias, dc->desc) == 0) {
             char *suffix;
 
             ppc_cpu_aliases[i].model = g_strdup(object_class_get_name(oc));