diff --git a/license_server/src/controllers/license.rs b/license_server/src/controllers/license.rs
index 6496b6e..7e28e02 100644
--- a/license_server/src/controllers/license.rs
+++ b/license_server/src/controllers/license.rs
@@ -2,6 +2,7 @@ use axum::{http::StatusCode, response::IntoResponse, routing, Json, Router};
 use base64::{engine::general_purpose::STANDARD, Engine as _};
 use openssl::{hash::MessageDigest, rsa::Padding, sign::Signer};
 use serde_json::json;
+use tracing::{debug, info};
 
 use crate::vo::{self, LicenseRequestForm};
 
@@ -24,6 +25,7 @@ impl LicenseController {
 }
 
 async fn issue_license(Json(request_form): Json<LicenseRequestForm>) -> impl IntoResponse {
+    info!(request_form = ?request_form, "Received license request");
     let mut license = vo::License::new(
         request_form.licensee_name,
         request_form.assignee_name,
@@ -33,17 +35,14 @@ async fn issue_license(Json(request_form): Json<LicenseRequestForm>) -> impl Int
         license.add_product(p, request_form.valid_days);
     }
     let serialized_license = license.serialize();
+    debug!(license = ?license, "License created: {}", serialized_license);
 
     let private_key = crate::certificate::get_private_key();
     let mut signer = Signer::new(MessageDigest::sha1(), private_key).unwrap();
     signer.set_rsa_padding(Padding::PKCS1).unwrap();
     signer.update(serialized_license.as_bytes()).unwrap();
 
-    let cert = crate::certificate::get_public_key()
-        .public_key()
-        .unwrap()
-        .public_key_to_der()
-        .unwrap();
+    let cert = crate::certificate::get_public_key().to_der().unwrap();
 
     let base64_license = STANDARD.encode(serialized_license);
     let base64_signature = STANDARD.encode(signer.sign_to_vec().unwrap());