diff --git a/Cargo.lock b/Cargo.lock
index 362b5da..8a55739 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4,7 +4,7 @@ version = 3
 
 [[package]]
 name = "acme-client"
-version = "1.1.0"
+version = "1.1.1"
 dependencies = [
  "acme-lib",
  "aliyun-openapi-core-rust-sdk",
diff --git a/Cargo.toml b/Cargo.toml
index 8665e1b..592116c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "acme-client"
-version = "1.1.0"
+version = "1.1.1"
 authors = ["Hatter Jiang <jht5945@gmail.com>"]
 edition = "2018"
 description = "Acme auto challenge client, acme-client can issue certificates from Let's encrypt"
diff --git a/src/config.rs b/src/config.rs
index acc304b..9f42f37 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -24,6 +24,17 @@ impl Default for AcmeChallenge {
     }
 }
 
+impl AcmeChallenge {
+    pub fn from_str(t: Option<&str>) -> Self {
+        let t = t.map(|t| t.to_ascii_lowercase()).unwrap_or_else(|| "http".to_string());
+        if t == "dns" {
+            AcmeChallenge::Dns
+        } else {
+            AcmeChallenge::Http
+        }
+    }
+}
+
 #[derive(Debug, Clone, Copy)]
 pub enum AcmeMode {
     Prod,
@@ -135,12 +146,7 @@ impl CertConfig {
 
 impl CertConfigItem {
     pub fn get_acme_challenge(&self) -> AcmeChallenge {
-        let t = self.r#type.as_ref().map(|t| t.to_ascii_lowercase()).unwrap_or_else(|| "http".to_string());
-        if t == "dns" {
-            AcmeChallenge::Dns
-        } else {
-            AcmeChallenge::Http
-        }
+        AcmeChallenge::from_str(self.r#type.as_ref().map(|s| s.as_str()))
     }
 
     pub fn fill_dns_names(&mut self) -> XResult<Option<X509Certificate>> {
diff --git a/src/main.rs b/src/main.rs
index fe6687c..a93900c 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -92,6 +92,8 @@ async fn main() -> tide::Result<()> {
         .arg(Arg::with_name("skip-verify-ip").short("k").long("skip-verify-ip").help("Skip verify public ip"))
         .arg(Arg::with_name("skip-verify-certificate").short("K").long("skip-verify-certificate").help("Skip verify certificate"))
         .arg(Arg::with_name("allow-interact").long("allow-interact").help("Allow interact"))
+        .arg(Arg::with_name("challenge-type").short("T").long("challenge-type").takes_value(true).default_value("http").help("Challenge type, http or dns"))
+        .arg(Arg::with_name("dns-supplier").short("s").long("dns-supplier").takes_value(true).default_value("account://***:****@**?id=*").help("DNS supplier"))
         .get_matches();
 
     if matches.is_present("verbose") {
@@ -249,8 +251,8 @@ async fn main() -> tide::Result<()> {
             };
 
             let acme_request = AcmeRequest {
-                challenge: AcmeChallenge::Http,
-                credential_supplier: None,
+                challenge: AcmeChallenge::from_str(matches.value_of("challenge-type")),
+                credential_supplier: matches.value_of("dns-supplier"),
                 allow_interact: false,
                 contract_email: &email,
                 primary_name,