diff --git a/.editorconfig b/.editorconfig
index ad038d5..667b613 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -12,6 +12,7 @@ trim_trailing_whitespace = false
 
 [*.rs]
 max_line_length = 100
+indent_size = 2
 
 [{*.ats,*.cts,*.mts,*.ts}]
 indent_size = 2
diff --git a/.idea/inspectionProfiles/Project_Default.xml b/.idea/inspectionProfiles/Project_Default.xml
index 03d9549..8a3ab99 100644
--- a/.idea/inspectionProfiles/Project_Default.xml
+++ b/.idea/inspectionProfiles/Project_Default.xml
@@ -2,5 +2,6 @@
   <profile version="1.0">
     <option name="myName" value="Project Default" />
     <inspection_tool class="Eslint" enabled="true" level="WARNING" enabled_by_default="true" />
+    <inspection_tool class="JSIgnoredPromiseFromCall" enabled="false" level="WEAK WARNING" enabled_by_default="false" />
   </profile>
 </component>
\ No newline at end of file
diff --git a/src-tauri/Cargo.lock b/src-tauri/Cargo.lock
index 57c6bb8..6052185 100644
--- a/src-tauri/Cargo.lock
+++ b/src-tauri/Cargo.lock
@@ -641,7 +641,6 @@ version = "0.1.0"
 dependencies = [
  "futures-util",
  "hudsucker",
- "json",
  "lazy_static",
  "open",
  "registry",
@@ -1760,12 +1759,6 @@ dependencies = [
  "wasm-bindgen",
 ]
 
-[[package]]
-name = "json"
-version = "0.12.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "078e285eafdfb6c4b434e0d31e8cfcb5115b651496faca5749b88fafd4f23bfd"
-
 [[package]]
 name = "json-patch"
 version = "0.2.6"
diff --git a/src-tauri/Cargo.toml b/src-tauri/Cargo.toml
index 305fcec..9316303 100644
--- a/src-tauri/Cargo.toml
+++ b/src-tauri/Cargo.toml
@@ -15,7 +15,6 @@ rust-version = "1.57"
 tauri-build = { version = "1.0.0-rc.8", features = [] }
 
 [dependencies]
-serde_json = "1.0"
 serde = { version = "1.0", features = ["derive"] }
 tauri = { version = "1.0.0-rc.9", features = ["api-all"] }
 
@@ -26,8 +25,8 @@ lazy_static = "1.4.0"
 registry = "1.2.1"
 # Program opener.
 open = "2.1.2"
-# JSON parser.
-json = "0.12.4"
+# Serialization library.
+serde_json = "1"
 
 # Dependencies for the HTTP(S) proxy.
 hudsucker = "0.17.2"
diff --git a/src-tauri/src/lang.rs b/src-tauri/src/lang.rs
index df46440..0d47e91 100644
--- a/src-tauri/src/lang.rs
+++ b/src-tauri/src/lang.rs
@@ -1,4 +1,3 @@
-
 #[tauri::command]
 pub async fn get_lang(window: tauri::Window, lang: String) -> String {
   let lang = lang.to_lowercase();
@@ -15,7 +14,6 @@ pub async fn get_lang(window: tauri::Window, lang: String) -> String {
   return contents;
 }
 
-
 pub fn emit_lang_err(window: tauri::Window, msg: std::string::String) {
   let mut res_hash = std::collections::HashMap::new();
 
diff --git a/src-tauri/src/main.rs b/src-tauri/src/main.rs
index 86038bc..05114be 100644
--- a/src-tauri/src/main.rs
+++ b/src-tauri/src/main.rs
@@ -3,12 +3,15 @@ all(not(debug_assertions), target_os = "windows"),
 windows_subsystem = "windows"
 )]
 
+use std::borrow::Borrow;
 use open;
+use structs::{APIQuery};
 
 mod downloader;
 mod lang;
 mod proxy;
 mod web;
+mod structs;
 
 fn main() {
   tauri::Builder::default()
@@ -17,6 +20,7 @@ fn main() {
       disconnect,
       run_program,
       run_jar,
+      get_bg_file,
       downloader::download_file,
       downloader::stop_download,
       lang::get_lang
@@ -64,5 +68,6 @@ fn run_jar(path: String, execute_in: String) {
 #[tauri::command]
 async fn get_bg_file() -> String {
     let query = web::query("https://api.grasscutters.xyz/cultivation/query").await;
-    let response_data = object!json::parse(&query);
+    let response_data: APIQuery = serde_json::from_str(&query).unwrap();
+    return response_data.backgroundFile;
 }
\ No newline at end of file
diff --git a/src-tauri/src/structs.rs b/src-tauri/src/structs.rs
new file mode 100644
index 0000000..faac02d
--- /dev/null
+++ b/src-tauri/src/structs.rs
@@ -0,0 +1,8 @@
+#![allow(non_snake_case)]
+
+use serde::Deserialize;
+
+#[derive(Deserialize)]
+pub(crate) struct APIQuery {
+    pub backgroundFile: String,
+}
\ No newline at end of file
diff --git a/tsconfig.json b/tsconfig.json
index a273b0c..eab4d9e 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,6 +1,6 @@
 {
   "compilerOptions": {
-    "target": "es5",
+    "target": "es2020",
     "lib": [
       "dom",
       "dom.iterable",