diff --git a/src/taskstub.js.c b/src/taskstub.js.c
index 7dd1cff1..c0996959 100644
--- a/src/taskstub.js.c
+++ b/src/taskstub.js.c
@@ -333,6 +333,7 @@ static JSValue _taskstub_loadFile(JSContext* context, JSValueConst this_val, int
 	size_t size;
 	tf_serialize_store(tf_task_get(context), stub, &buffer, &size, argv[0]);
 	tf_packetstream_send(stub->_stream, kLoadFile, (char*)buffer, size);
+	free(buffer);
 	return JS_UNDEFINED;
 }