diff --git a/Cargo.lock b/Cargo.lock
index b9f6c0c..21c3f89 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -714,9 +714,9 @@ dependencies = [
 
 [[package]]
 name = "gpt_sovits_rs"
-version = "0.3.1"
+version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "da5296883c2a62769f7d9c335f40f6640a542c0d1251c89519aea0da52a46a50"
+checksum = "defcd79cbeb2ad9a1ecbbfbf83dc3e0024558a7a4b94619f15655006cc93aa51"
 dependencies = [
  "anyhow",
  "env_logger",
diff --git a/Cargo.toml b/Cargo.toml
index 9983b35..c019791 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,7 +12,7 @@ anyhow = "1.0.87"
 wav_io = "0.1.14"
 serde_json = "1.0"
 serde = { version = "1.0", features = ["derive"] }
-gpt_sovits_rs = { version = "0.3.1" }
+gpt_sovits_rs = { version = "0.3.2" }
 log = "0.4"
 env_logger = "0.11"
 
diff --git a/download_model.sh b/download_model.sh
index 2a4e233..3ae10bc 100644
--- a/download_model.sh
+++ b/download_model.sh
@@ -67,7 +67,5 @@ cat > config.json << EOF
 }
 EOF
 
-echo "export GPT_SOVITS_CONFIG_PATH=$(pwd)/config.json"
-echo "export GPT_SOVITS_DICT_PATH=$(pwd)"
 echo "# run tts-api-server"
 echo "wasmedge --dir .:. tts-api-server.wasm --model-name gpt_sovits --model gpt_sovits --config NA --espeak-ng-dir NA"
\ No newline at end of file
diff --git a/src/tts.rs b/src/tts.rs
index e7d8581..3cf0533 100644
--- a/src/tts.rs
+++ b/src/tts.rs
@@ -27,7 +27,8 @@ pub struct GPTSovitsRuntime {
 
 impl GPTSovitsRuntime {
     pub fn new_by_env() -> anyhow::Result<Self> {
-        let config_path = std::env::var("GPT_SOVITS_CONFIG_PATH")?;
+        let config_path =
+            std::env::var("GPT_SOVITS_CONFIG_PATH").unwrap_or("config.json".to_string());
         let config = std::fs::read_to_string(config_path)?;
         let config: Config = serde_json::from_str(&config)?;
         Self::new(&config)