diff --git a/libevmjit/Compiler.cpp b/libevmjit/Compiler.cpp
index bfcb9cea1..26c78b4ca 100644
--- a/libevmjit/Compiler.cpp
+++ b/libevmjit/Compiler.cpp
@@ -644,7 +644,7 @@ void Compiler::compileBasicBlock(BasicBlock& _basicBlock, bytes const& _bytecode
 		case Instruction::EXTCODESIZE:
 		{
 			auto addr = stack.pop();
-			auto codeRef = _ext.getExtCode(addr);
+			auto codeRef = _ext.extcode(addr);
 			stack.push(codeRef.size);
 			break;
 		}
@@ -682,7 +682,7 @@ void Compiler::compileBasicBlock(BasicBlock& _basicBlock, bytes const& _bytecode
 			auto srcIdx = stack.pop();
 			auto reqBytes = stack.pop();
 
-			auto codeRef = _ext.getExtCode(addr);
+			auto codeRef = _ext.extcode(addr);
 
 			_memory.copyBytes(codeRef.ptr, codeRef.size, srcIdx, destMemIdx, reqBytes);
 			break;
diff --git a/libevmjit/Ext.cpp b/libevmjit/Ext.cpp
index 7ab6a5504..aae68f43a 100644
--- a/libevmjit/Ext.cpp
+++ b/libevmjit/Ext.cpp
@@ -51,7 +51,7 @@ std::array<FuncDesc, sizeOf<EnvFunc>::value> const& getEnvFuncDescs()
 		FuncDesc{"env_call", getFunctionType(Type::Bool, {Type::EnvPtr, Type::WordPtr, Type::WordPtr, Type::WordPtr, Type::BytePtr, Type::Size, Type::BytePtr, Type::Size, Type::WordPtr})},
 		FuncDesc{"env_log", getFunctionType(Type::Void, {Type::EnvPtr, Type::BytePtr, Type::Size, Type::WordPtr, Type::WordPtr, Type::WordPtr, Type::WordPtr})},
 		FuncDesc{"env_blockhash", getFunctionType(Type::Void, {Type::EnvPtr, Type::WordPtr, Type::WordPtr})},
-		FuncDesc{"env_getExtCode", getFunctionType(Type::BytePtr, {Type::EnvPtr, Type::WordPtr, Type::Size->getPointerTo()})},
+		FuncDesc{"env_extcode", getFunctionType(Type::BytePtr, {Type::EnvPtr, Type::WordPtr, Type::Size->getPointerTo()})},
 		FuncDesc{"ext_calldataload", getFunctionType(Type::Void, {Type::RuntimeDataPtr, Type::WordPtr, Type::WordPtr})},
 	}};
 
@@ -169,10 +169,10 @@ llvm::Value* Ext::sha3(llvm::Value* _inOff, llvm::Value* _inSize)
 	return hash;
 }
 
-MemoryRef Ext::getExtCode(llvm::Value* _addr)
+MemoryRef Ext::extcode(llvm::Value* _addr)
 {
 	auto addr = Endianness::toBE(m_builder, _addr);
-	auto code = createCall(EnvFunc::getExtCode, {getRuntimeManager().getEnvPtr(), byPtr(addr), m_size});
+	auto code = createCall(EnvFunc::extcode, {getRuntimeManager().getEnvPtr(), byPtr(addr), m_size});
 	auto codeSize = m_builder.CreateLoad(m_size);
 	auto codeSize256 = m_builder.CreateZExt(codeSize, Type::Word);
 	return {code, codeSize256};
diff --git a/libevmjit/Ext.h b/libevmjit/Ext.h
index 86a8a6190..2601d32ab 100644
--- a/libevmjit/Ext.h
+++ b/libevmjit/Ext.h
@@ -34,7 +34,7 @@ enum class EnvFunc
 	call,
 	log,
 	blockhash,
-	getExtCode,
+	extcode,
 	calldataload,  // Helper function, not client Env interface
 
 	_size
@@ -55,7 +55,7 @@ public:
 	llvm::Value* blockhash(llvm::Value* _number);
 
 	llvm::Value* sha3(llvm::Value* _inOff, llvm::Value* _inSize);
-	MemoryRef getExtCode(llvm::Value* _addr);
+	MemoryRef extcode(llvm::Value* _addr);
 
 	void log(llvm::Value* _memIdx, llvm::Value* _numBytes, std::array<llvm::Value*,4> const& _topics);