diff --git a/riscv/insns/pmulhsu_w_h0.h b/riscv/insns/pmulhsu_w_h0.h
index c4a28c74..37731c98 100644
--- a/riscv/insns/pmulhsu_w_h0.h
+++ b/riscv/insns/pmulhsu_w_h0.h
@@ -1,6 +1,6 @@
 require_rv64;
 P_RD_RS1_RS2_E_SULOOP(32,32,16, {
   sreg_t mres = sext(p_rs1,64) * zext(p_rs2,64);
-  p_rd = mres >> 32;
+  p_rd = mres >> 16;
 }
 )