diff --git a/qemu/target/i386/cpu.c b/qemu/target/i386/cpu.c
index d911e945..4c0c4f4b 100644
--- a/qemu/target/i386/cpu.c
+++ b/qemu/target/i386/cpu.c
@@ -314,7 +314,7 @@ static FeatureWordInfo feature_word_info[FEATURE_WORDS] = {
             NULL, "avx512vbmi", "umip", "pku",
             "ospke", NULL, NULL, NULL,
             NULL, NULL, NULL, NULL,
-            NULL, NULL, NULL, NULL,
+            NULL, NULL, "avx512-vpopcntdq", NULL,
             "la57", NULL, NULL, NULL,
             NULL, NULL, "rdpid", NULL,
             NULL, NULL, NULL, NULL,
diff --git a/qemu/target/i386/cpu.h b/qemu/target/i386/cpu.h
index fc52dab6..148b39ee 100644
--- a/qemu/target/i386/cpu.h
+++ b/qemu/target/i386/cpu.h
@@ -628,6 +628,7 @@ typedef uint32_t FeatureWordArray[FEATURE_WORDS];
 #define CPUID_7_0_ECX_UMIP     (1U << 2)
 #define CPUID_7_0_ECX_PKU      (1U << 3)
 #define CPUID_7_0_ECX_OSPKE    (1U << 4)
+#define CPUID_7_0_ECX_AVX512_VPOPCNTDQ (1U << 14) /* POPCNT for vectors of DW/QW */
 #define CPUID_7_0_ECX_LA57     (1U << 16)
 #define CPUID_7_0_ECX_RDPID    (1U << 22)