diff --git a/src/riscv.h b/src/riscv.h
index 63f375be..8ff55f49 100644
--- a/src/riscv.h
+++ b/src/riscv.h
@@ -142,7 +142,7 @@ enum SV32_PTE_PERM {
 #define MSTATUS_MPP_SHIFT 11
 #define MSTATUS_MPRV_SHIFT 17
 #define MSTATUS_SUM_SHIFT 18
-#define MSTATUS_MXR_SHIFT 18
+#define MSTATUS_MXR_SHIFT 19
 #define MSTATUS_TVM_SHIFT 20
 #define MSTATUS_TW_SHIFT 21
 #define MSTATUS_TSR_SHIFT 22