diff --git a/src/api/code.rs b/src/api/code.rs
index 2b01294..649ac17 100644
--- a/src/api/code.rs
+++ b/src/api/code.rs
@@ -5,8 +5,15 @@ use axum::{
 
 use super::TAG;
 
+// Source archive, generated at build time.
 const SOURCE_ARCHIVE: &[u8] = include_bytes!(concat!(env!("OUT_DIR"), "/archive.zip"));
 
+// App name from Cargo.toml
+const APP_NAME: &str = env!("CARGO_PKG_NAME");
+
+// Version from Cargo.toml
+const APP_VERSION: &str = env!("CARGO_PKG_VERSION");
+
 /// Serve the source code archive as a downloadable zip file.
 #[utoipa::path(
     get,
@@ -24,13 +31,13 @@ const SOURCE_ARCHIVE: &[u8] = include_bytes!(concat!(env!("OUT_DIR"), "/archive.
     )
 )]
 pub async fn route() -> Result<Response, StatusCode> {
+    let filename = format!("{}-{}-source.zip", APP_NAME, APP_VERSION);
     let content_length = SOURCE_ARCHIVE.len().to_string();
+    let content_disposition = format!("attachment; filename=\"{}\"", filename);
+
     let headers = [
         (header::CONTENT_TYPE, "application/zip"),
-        (
-            header::CONTENT_DISPOSITION,
-            "attachment; filename=\"source.zip\"",
-        ),
+        (header::CONTENT_DISPOSITION, content_disposition.as_str()),
         (header::CONTENT_LENGTH, content_length.as_str()),
     ];