diff --git a/src/arch/riscv/isa/decoder.isa b/src/arch/riscv/isa/decoder.isa
index 2147d8701b..995b4936b5 100644
--- a/src/arch/riscv/isa/decoder.isa
+++ b/src/arch/riscv/isa/decoder.isa
@@ -3086,7 +3086,7 @@ decode QUADRANT default Unknown::unknown() {
                         // The encodings corresponding to the masked versions
                         // (vm=0) of vfmv.f.s are reserved
                         0x1: VectorNonSplitFormat::vfmv_f_s({{
-                            freg_t fd = freg(Vs2_vu[0]);
+                            freg_t fd = freg(ftype<et>(Vs2_vu[0]));
                             Fd_bits = fd.v;
                         }}, OPFVV, VectorMiscOp);
                     }