diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index cfe7c92d6b..de1ad7270c 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -969,7 +969,7 @@ FeatureWordInfo feature_word_info[FEATURE_WORDS] = {
             "fsrc", NULL, NULL, NULL,
             NULL, NULL, NULL, NULL,
             NULL, "amx-fp16", NULL, "avx-ifma",
-            NULL, NULL, NULL, NULL,
+            NULL, NULL, "lam", NULL,
             NULL, NULL, NULL, NULL,
         },
         .cpuid = {
diff --git a/target/i386/cpu.h b/target/i386/cpu.h
index ccccb62fc3..107f263429 100644
--- a/target/i386/cpu.h
+++ b/target/i386/cpu.h
@@ -927,6 +927,8 @@ uint64_t x86_cpu_get_supported_feature_word(FeatureWord w,
 #define CPUID_7_1_EAX_AMX_FP16          (1U << 21)
 /* Support for VPMADD52[H,L]UQ */
 #define CPUID_7_1_EAX_AVX_IFMA          (1U << 23)
+/* Linear Address Masking */
+#define CPUID_7_1_EAX_LAM               (1U << 26)
 
 /* Support for VPDPB[SU,UU,SS]D[,S] */
 #define CPUID_7_1_EDX_AVX_VNNI_INT8     (1U << 4)