diff --git a/decode-test.c b/decode-test.c
index b4c9ca0..0817aea 100644
--- a/decode-test.c
+++ b/decode-test.c
@@ -652,6 +652,11 @@ main(int argc, char** argv)
     TEST("\xc4\xe2\x7a\x72\xc1", "vcvtneps2bf16 xmm0, xmm1");
     TEST("\xc4\xe2\x7e\x72\xc1", "vcvtneps2bf16 xmm0, ymm1");
 
+    TEST("\xc4\xe2\xf1\xb4\xc2", "vpmadd52luq xmm0, xmm1, xmm2");
+    TEST("\xc4\xe2\xf5\xb4\xc2", "vpmadd52luq ymm0, ymm1, ymm2");
+    TEST("\xc4\xe2\xf1\xb5\xc2", "vpmadd52huq xmm0, xmm1, xmm2");
+    TEST("\xc4\xe2\xf5\xb5\xc2", "vpmadd52huq ymm0, ymm1, ymm2");
+
     TEST("\xc4\xe2\x71\x92\xc0", "UD"); // Must have memory operand
     TEST("\xc4\xe2\x71\x92\x00", "UD"); // Must have SIB byte
     TEST("\xc4\xe2\x71\x92\x05\x00\x00\x00\x00", "UD"); // Must have SIB byte
diff --git a/encode-test.inc b/encode-test.inc
index f2b2681..2b86231 100644
--- a/encode-test.inc
+++ b/encode-test.inc
@@ -354,6 +354,11 @@ TEST("\xc4\xe2\x7e\xb1\x08", VBCSTNEBF162PS256rm, 0, FE_XMM1, FE_MEM(FE_AX, 0, F
 TEST("\xc4\xe2\x7a\x72\xc1", VCVTNEPS2BF16_128rr, 0, FE_XMM0, FE_XMM1);
 TEST("\xc4\xe2\x7e\x72\xc1", VCVTNEPS2BF16_256rr, 0, FE_XMM0, FE_XMM1);
 
+TEST("\xc4\xe2\xf1\xb4\xc2", VPMADD52LUQ128rrr, 0, FE_XMM0, FE_XMM1, FE_XMM2);
+TEST("\xc4\xe2\xf5\xb4\xc2", VPMADD52LUQ256rrr, 0, FE_XMM0, FE_XMM1, FE_XMM2);
+TEST("\xc4\xe2\xf1\xb5\xc2", VPMADD52HUQ128rrr, 0, FE_XMM0, FE_XMM1, FE_XMM2);
+TEST("\xc4\xe2\xf5\xb5\xc2", VPMADD52HUQ256rrr, 0, FE_XMM0, FE_XMM1, FE_XMM2);
+
 // Test ModRM encoding
 TEST("\x01\x00", ADD32mr, 0, FE_MEM(FE_AX, 0, FE_NOREG, 0), FE_AX);
 TEST("\x01\x04\x24", ADD32mr, 0, FE_MEM(FE_SP, 0, FE_NOREG, 0), FE_AX);
diff --git a/instrs.txt b/instrs.txt
index 179862e..7b455a4 100644
--- a/instrs.txt
+++ b/instrs.txt
@@ -1616,6 +1616,10 @@ VEX.F3.W0.0f38b1/m     RM   Vx  Mw  -   -   VBCSTNEBF162PS      F=AVX-NE-CONVERT
 # TODO: Vdq is actually half the vector size
 VEX.F3.W0.0f3872       RM   Vdq Wps -   -   VCVTNEPS2BF16       F=AVX-NE-CONVERT
 
+# AVX-IFMA
+VEX.66.W1.0f38b4       RVM  Vx  Hx  Wx  -   VPMADD52LUQ         F=AVX-IFMA
+VEX.66.W1.0f38b5       RVM  Vx  Hx  Wx  -   VPMADD52HUQ         F=AVX-IFMA
+
 # HRESET
 #F3.0f3af0c0           IA   Ib  Rd  -   -   HRESET              F=HRESET