diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index 31f287cae0..ff227a8c5c 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -1221,8 +1221,8 @@ FeatureWordInfo feature_word_info[FEATURE_WORDS] = {
             NULL, NULL, NULL, NULL,
             NULL, NULL, NULL, NULL,
             NULL, NULL, NULL, NULL,
-            NULL, NULL, NULL, NULL,
-            NULL, NULL, NULL, NULL,
+            NULL, NULL, NULL, "sbpb",
+            "ibpb-brtype", NULL, NULL, NULL,
         },
         .cpuid = { .eax = 0x80000021, .reg = R_EAX, },
         .tcg_features = 0,