diff --git a/rpxy-lib/src/lib.rs b/rpxy-lib/src/lib.rs
index b12d5e0..fa74d42 100644
--- a/rpxy-lib/src/lib.rs
+++ b/rpxy-lib/src/lib.rs
@@ -106,6 +106,8 @@ pub async fn entrypoint(
   let _ = CryptoProvider::install_default(rustls::crypto::aws_lc_rs::default_provider());
   #[cfg(feature = "post-quantum")]
   let _ = CryptoProvider::install_default(rustls_post_quantum::provider());
+  #[cfg(feature = "post-quantum")]
+  info!("Post-quantum crypto provider is installed");
 
   // 1. build backends, and make it contained in Arc
   let app_manager = Arc::new(backend::BackendAppManager::try_from(app_config_list)?);