diff --git a/src/gencert.rs b/src/gencert.rs
index 224c65b..33ff027 100644
--- a/src/gencert.rs
+++ b/src/gencert.rs
@@ -1,3 +1,11 @@
+//! Tools for automatically generating certificates
+//!
+//! Really, the only thing you will probably ever need from this module if you aren't
+//! developing the project is the [`CertGenMode`] enum, which can be passed to
+//! [`Server::set_certificate_generation_mode()`].  You won't even need to call any
+//! methods on it or anything.
+//!
+//! [`Server::set_certificate_generation_mode()`]: crate::Server::set_certificate_generation_mode()
 use anyhow::{bail, Context, Result};
 use rustls::ServerConfig;
 
diff --git a/src/lib.rs b/src/lib.rs
index caa0073..bbb3153 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -542,11 +542,6 @@ lazy_static! {
     pub static ref GEMINI_MIME: Mime = GEMINI_MIME_STR.parse().unwrap();
 }
 
-#[deprecated(note = "Use `GEMINI_MIME` instead", since = "0.3.0")]
-pub fn gemini_mime() -> Result<Mime> {
-    Ok(GEMINI_MIME.clone())
-}
-
 /// A client cert verifier that accepts all connections
 ///
 /// Unfortunately, rustls doesn't provide a ClientCertVerifier that accepts self-signed