diff --git a/src/backend/RISCv64/RISCv64ISel.cpp b/src/backend/RISCv64/RISCv64ISel.cpp
index dad1bbb..63114e4 100644
--- a/src/backend/RISCv64/RISCv64ISel.cpp
+++ b/src/backend/RISCv64/RISCv64ISel.cpp
@@ -517,7 +517,7 @@ void RISCv64ISel::selectNode(DAGNode* node) {
                     CurMBB->addInstruction(std::move(instr));
                     break;
                 }
-                case Instruction::kSRA: {
+                case Instruction::kSra: {
                     auto rhs_const = dynamic_cast<ConstantInteger*>(rhs);
                     auto instr = std::make_unique<MachineInstr>(RVOpcodes::SRAIW);
                     instr->addOperand(std::make_unique<RegOperand>(dest_vreg));
diff --git a/src/include/midend/IR.h b/src/include/midend/IR.h
index f7940aa..11ccd55 100644
--- a/src/include/midend/IR.h
+++ b/src/include/midend/IR.h
@@ -751,7 +751,7 @@ class Instruction : public User {
     kPhi = 0x1UL << 39,
     kBitItoF = 0x1UL << 40,
     kBitFtoI = 0x1UL << 41,
-    kSRA = 0x1UL << 42,
+    kSra = 0x1UL << 42,
     kMulh = 0x1UL << 43
   };
 
@@ -855,7 +855,7 @@ public:
         return "BitItoF";
       case kBitFtoI:
         return "BitFtoI";
-      case kSRA:
+      case kSra:
         return "ashr";
       default:
         return "Unknown";
@@ -868,7 +868,7 @@ public:
 
   bool isBinary() const {
     static constexpr uint64_t BinaryOpMask =
-        (kAdd | kSub | kMul | kDiv | kRem | kAnd | kOr | kSRA | kMulh) |
+        (kAdd | kSub | kMul | kDiv | kRem | kAnd | kOr | kSra | kMulh) |
         (kICmpEQ | kICmpNE | kICmpLT | kICmpGT | kICmpLE | kICmpGE);
     return kind & BinaryOpMask;
   }
diff --git a/src/include/midend/IRBuilder.h b/src/include/midend/IRBuilder.h
index a59b5a0..d08bca3 100644
--- a/src/include/midend/IRBuilder.h
+++ b/src/include/midend/IRBuilder.h
@@ -218,7 +218,7 @@ class IRBuilder {
     return createBinaryInst(Instruction::kOr, Type::getIntType(), lhs, rhs, name);
   }  ///< 创建按位或指令
   BinaryInst * createSRAInst(Value *lhs, Value *rhs, const std::string &name = "") {
-    return createBinaryInst(Instruction::kSRA, Type::getIntType(), lhs, rhs, name);
+    return createBinaryInst(Instruction::kSra, Type::getIntType(), lhs, rhs, name);
   }  ///< 创建算术右移指令
   BinaryInst * createMulhInst(Value *lhs, Value *rhs, const std::string &name = "") {
     return createBinaryInst(Instruction::kMulh, Type::getIntType(), lhs, rhs, name);
diff --git a/src/midend/SysYIRPrinter.cpp b/src/midend/SysYIRPrinter.cpp
index fa4e5ee..01d4fd1 100644
--- a/src/midend/SysYIRPrinter.cpp
+++ b/src/midend/SysYIRPrinter.cpp
@@ -240,7 +240,7 @@ void SysYPrinter::printInst(Instruction *pInst) {
     case Kind::kMul:
     case Kind::kDiv:
     case Kind::kRem:
-    case Kind::kSRA:
+    case Kind::kSra:
     case Kind::kMulh:
     case Kind::kFAdd:
     case Kind::kFSub:
@@ -274,7 +274,7 @@ void SysYPrinter::printInst(Instruction *pInst) {
         case Kind::kMul: std::cout << "mul"; break;
         case Kind::kDiv: std::cout << "sdiv"; break;
         case Kind::kRem: std::cout << "srem"; break;
-        case Kind::kSRA: std::cout << "ashr"; break;
+        case Kind::kSra: std::cout << "ashr"; break;
         case Kind::kMulh: std::cout << "mulh"; break;
         case Kind::kFAdd: std::cout << "fadd"; break;
         case Kind::kFSub: std::cout << "fsub"; break;