diff --git a/server/src/cli.rs b/server/src/cli.rs
index 2a36f88..5ce0c6b 100644
--- a/server/src/cli.rs
+++ b/server/src/cli.rs
@@ -135,7 +135,7 @@ pub struct RunOpts {
     #[clap(long, env = "LLDAP_SERVER_KEY_SEED")]
     pub server_key_seed: Option<String>,
 
-    /// Change ldap host. Default: "0.0.0.0"
+    /// Change ldap host. Default: "::"
     #[clap(long, env = "LLDAP_LDAP_HOST")]
     pub ldap_host: Option<String>,
 
@@ -143,7 +143,7 @@ pub struct RunOpts {
     #[clap(long, env = "LLDAP_LDAP_PORT")]
     pub ldap_port: Option<u16>,
 
-    /// Change HTTP API host. Default: "0.0.0.0"
+    /// Change HTTP API host. Default: "::"
     #[clap(long, env = "LLDAP_HTTP_HOST")]
     pub http_host: Option<String>,
 
diff --git a/server/src/configuration.rs b/server/src/configuration.rs
index d26e7ef..33ddc44 100644
--- a/server/src/configuration.rs
+++ b/server/src/configuration.rs
@@ -105,11 +105,11 @@ pub struct HttpUrl(pub Url);
 #[derive(Clone, Deserialize, Serialize, derive_builder::Builder, derive_more::Debug)]
 #[builder(pattern = "owned", build_fn(name = "private_build"))]
 pub struct Configuration {
-    #[builder(default = r#"String::from("0.0.0.0")"#)]
+    #[builder(default = r#"String::from("::")"#)]
     pub ldap_host: String,
     #[builder(default = "3890")]
     pub ldap_port: u16,
-    #[builder(default = r#"String::from("0.0.0.0")"#)]
+    #[builder(default = r#"String::from("::")"#)]
     pub http_host: String,
     #[builder(default = "17170")]
     pub http_port: u16,