diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode
index 952768f8de..d7c6bc9af2 100644
--- a/target/riscv/insn32.decode
+++ b/target/riscv/insn32.decode
@@ -78,7 +78,7 @@
 @r_vm    ...... vm:1 ..... ..... ... ..... ....... &rmrr %rs2 %rs1 %rd
 @r_vm_1  ...... . ..... ..... ... ..... .......    &rmrr vm=1 %rs2 %rs1 %rd
 @r_vm_0  ...... . ..... ..... ... ..... .......    &rmrr vm=0 %rs2 %rs1 %rd
-@r2_zimm . zimm:11  ..... ... ..... ....... %rs1 %rd
+@r2_zimm11 . zimm:11  ..... ... ..... ....... %rs1 %rd
 @r2_s    .......   ..... ..... ... ..... ....... %rs2 %rs1
 
 @hfence_gvma ....... ..... .....   ... ..... ....... %rs2 %rs1
@@ -671,7 +671,7 @@ vsext_vf2       010010 . ..... 00111 010 ..... 1010111 @r2_vm
 vsext_vf4       010010 . ..... 00101 010 ..... 1010111 @r2_vm
 vsext_vf8       010010 . ..... 00011 010 ..... 1010111 @r2_vm
 
-vsetvli         0 ........... ..... 111 ..... 1010111  @r2_zimm
+vsetvli         0 ........... ..... 111 ..... 1010111  @r2_zimm11
 vsetvl          1000000 ..... ..... 111 ..... 1010111  @r
 
 # *** RV32 Zba Standard Extension ***