diff --git a/src/main.rs b/src/main.rs
index 730831b..2a756dd 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -188,6 +188,11 @@ async fn main() -> tide::Result<()> {
             }
             let filtered_cert_config = cert_config.filter_cert_config_items(30);
             for item in &filtered_cert_config.cert_items {
+                if item.common_name.as_ref().map(|n| n.contains("*")).unwrap_or(false)
+                    || item.dns_names.as_ref().map(|dns_names| dns_names.iter().any(|n| n.contains("*"))).unwrap_or(false) {
+                    warning!("Currently not support wide card domain name");
+                    continue;
+                }
                 if let (Some(common_name), Some(dns_names)) = (&item.common_name, &item.dns_names) {
                     information!("Domains, main: {}, alt: {:?}", common_name, dns_names);
                     let alt_names: Vec<&str> = dns_names.iter().map(|n| n.as_str()).collect();