diff --git a/src/builtins.h b/src/builtins.h
index 16f05494..39589802 100644
--- a/src/builtins.h
+++ b/src/builtins.h
@@ -233,7 +233,7 @@ import json as _json
 
 def jsonrpc(method, params, raw=False):
   assert type(method) is str
-  assert type(params) is list
+  assert type(params) is list or type(params) is tuple
   data = {
     'jsonrpc': '2.0',
     'method': method,
diff --git a/src/main.cpp b/src/main.cpp
index 5810f1c9..48141ad4 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -51,7 +51,7 @@ void _tvm_dispatch(ThreadedVM* vm){
                 ss << '{';
                 ss << "\"result\": " << _Str(line).__escape(false);
                 ss << '}';
-                pkpy_tvm_jsonrpc_response(vm, ss.str().c_str());
+                pkpy_tvm_write_jsonrpc_response(vm, ss.str().c_str());
             }else{
                 std::cout << "unknown jsonrpc call" << std::endl;
                 std::cout << obj << std::endl;
diff --git a/src/pocketpy.h b/src/pocketpy.h
index a016eecd..65ffd836 100644
--- a/src/pocketpy.h
+++ b/src/pocketpy.h
@@ -830,14 +830,14 @@ extern "C" {
     __EXPORT
     /// Read the current JSONRPC request from shared string buffer.
     char* pkpy_tvm_read_jsonrpc_request(ThreadedVM* vm){
-        _Str s = vm->readSharedStr();
+        _Str s = vm->readJsonRpcRequest();
         return strdup(s.c_str());
     }
 
     __EXPORT
     /// Write a JSONRPC response to shared string buffer.
-    void pkpy_tvm_jsonrpc_response(ThreadedVM* vm, const char* value){
-        vm->jsonrpcResponse(value);
+    void pkpy_tvm_write_jsonrpc_response(ThreadedVM* vm, const char* value){
+        vm->writeJsonrpcResponse(value);
     }
 
     __EXPORT
diff --git a/src/vm.h b/src/vm.h
index 40bcc852..59f08667 100644
--- a/src/vm.h
+++ b/src/vm.h
@@ -1103,7 +1103,7 @@ public:
             ThreadedVM* tvm = (ThreadedVM*)vm;
             tvm->_sharedStr = data;
             tvm->suspend();
-            return tvm->PyStr(tvm->readSharedStr());
+            return tvm->PyStr(tvm->readJsonRpcRequest());
         });
     }
 
@@ -1124,7 +1124,7 @@ public:
         }
     }
 
-    _Str readSharedStr(){
+    _Str readJsonRpcRequest(){
         _Str copy = _sharedStr;
         _sharedStr = ""_c;
         return copy;
@@ -1136,7 +1136,7 @@ public:
         return _state;
     }
 
-    void jsonrpcResponse(const char* value){
+    void writeJsonrpcResponse(const char* value){
         if(_state != THREAD_SUSPENDED) UNREACHABLE();
         _state = THREAD_RUNNING;
         _sharedStr = _Str(value);