diff --git a/ruapu.h b/ruapu.h
index 07471fc..a2ce033 100644
--- a/ruapu.h
+++ b/ruapu.h
@@ -165,9 +165,9 @@ RUAPU_INSTCODE(avx512ifma, 0x62, 0xf2, 0xfd, 0x48, 0xb4, 0xc0) // vpmadd52luq zm
 RUAPU_INSTCODE(avx512vbmi, 0x62, 0xf2, 0x7d, 0x48, 0x75, 0xc0) // vpermi2b zmm0,zmm0,zmm0
 RUAPU_INSTCODE(avx512vbmi2, 0x62, 0xf2, 0x7d, 0x48, 0x71, 0xc0) // vpshldvd zmm0,zmm0,zmm0
 RUAPU_INSTCODE(avx512fp16, 0x62, 0xf6, 0x7d, 0x48, 0x98, 0xc0) // vfmadd132ph zmm0,zmm0,zmm0
-RUAPU_INSTCODE(avxvnni, 0x62, 0xf2, 0x7d, 0x28, 0x52, 0xc0) // vpdpwssd ymm0,ymm0,ymm0
+RUAPU_INSTCODE(avxvnni, 0xc4, 0xe2, 0x7d, 0x52, 0xc0) // vpdpwssd ymm0,ymm0,ymm0
 RUAPU_INSTCODE(avxvnniint8, 0xc4, 0xe2, 0x7f, 0x50, 0xc0) // vpdpbssd ymm0,ymm0,ymm0
-RUAPU_INSTCODE(avxifma, 0x62, 0xf2, 0xfd, 0x28, 0xb4, 0xc0) // vpmadd52luq ymm0,ymm0,ymm0
+RUAPU_INSTCODE(avxifma, 0xc4, 0xe2, 0xfd, 0xb4, 0xc0) // vpmadd52luq ymm0,ymm0,ymm0
 
 #elif __aarch64__ || defined(_M_ARM64)
 RUAPU_INSTCODE(neon, 0x4e20d400) // fadd v0.4s,v0.4s,v0.4s