diff --git a/src/codeobject.h b/src/codeobject.h
index c562db08..2d0c00c3 100644
--- a/src/codeobject.h
+++ b/src/codeobject.h
@@ -71,7 +71,6 @@ struct CodeObject {
     }
 
     void __enter_block(CodeBlockType type){
-        const CodeBlock& currBlock = blocks[_curr_block_i];
         blocks.push_back(CodeBlock{type, _curr_block_i, (int)co_code.size()});
         _curr_block_i = blocks.size()-1;
     }
diff --git a/src/pocketpy.h b/src/pocketpy.h
index 41cec47d..3f5245ce 100644
--- a/src/pocketpy.h
+++ b/src/pocketpy.h
@@ -360,7 +360,7 @@ void __initializeBuiltinFunctions(VM* _vm) {
 
     _vm->bindMethod<1>("str", "join", [](VM* vm, const pkpy::Args& args) {
         const _Str& _self = vm->PyStr_AS_C(args[0]);
-        PyVarList* _list;
+        PyVarList* _list = nullptr;
         if(args[1]->is_type(vm->_tp_list)){
             _list = &vm->PyList_AS_C(args[1]);
         }else if(args[1]->is_type(vm->_tp_tuple)){