diff --git a/examples/basic/src/lib.rs b/examples/basic/src/lib.rs
index 4c3a7e6..38a8457 100644
--- a/examples/basic/src/lib.rs
+++ b/examples/basic/src/lib.rs
@@ -42,11 +42,7 @@ pub async fn run(
     if let Some(client_secret) = client_secret {
         oidc_client = oidc_client.with_client_secret(client_secret);
     }
-    let oidc_client = oidc_client
-        .discover(Uri::from_maybe_shared(issuer).expect("valid issuer URI"))
-        .await
-        .unwrap()
-        .build();
+    let oidc_client = oidc_client.discover(issuer).await.unwrap().build();
 
     let oidc_auth_service = ServiceBuilder::new()
         .layer(HandleErrorLayer::new(|e: MiddlewareError| async {
diff --git a/src/builder.rs b/src/builder.rs
index 4e75080..c04c58f 100644
--- a/src/builder.rs
+++ b/src/builder.rs
@@ -195,12 +195,12 @@ impl<AC: AdditionalClaims> Builder<AC, ClientCredentials, (), HttpClient, Redire
     /// discover issuer details
     pub async fn discover(
         self,
-        issuer: impl Into<Uri>,
+        issuer: String,
     ) -> Result<
         Builder<AC, ClientCredentials, OpenidconnectClient<AC>, HttpClient, RedirectUrl>,
         Error,
     > {
-        let issuer_url = IssuerUrl::new(issuer.into().to_string())?;
+        let issuer_url = IssuerUrl::new(issuer)?;
         let http_client = self.http_client.0.clone();
         let provider_metadata = ProviderMetadata::discover_async(issuer_url, &http_client);