diff --git a/src/main.rs b/src/main.rs
index ab8dcb4..6a7bfba 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -26,7 +26,7 @@ async fn main() -> io::Result<()> {
     }));
 
     let graph = populate_graph();
-    let app = en::router::new(&graph);
+    let router = en::router::new(&graph);
 
     let listener =
         tokio::net::TcpListener::bind(&address).await.map_err(|e| {
@@ -42,7 +42,7 @@ async fn main() -> io::Result<()> {
             .unwrap_or("<unknown>".to_string())
     );
 
-    axum::serve(listener, app).await.map_err(|e| {
+    axum::serve(listener, router).await.map_err(|e| {
         log!("Failed to serve application: {e:#?}");
         io::Error::other(e)
     })?;
diff --git a/src/router.rs b/src/router.rs
index 351b18d..735ca6b 100644
--- a/src/router.rs
+++ b/src/router.rs
@@ -41,13 +41,13 @@ pub fn new(graph: &Graph) -> Router {
         if graph.meta.config.raw_json {
             router = router.route(
                 "/graph/json",
-                get(|| handlers::fixed::serial(&Format::Json)),
+                get(|| handlers::fixed::serial(&Format::JSON)),
             );
         }
         if graph.meta.config.raw_toml {
             router = router.route(
                 "/graph/toml",
-                get(|| handlers::fixed::serial(&Format::Toml)),
+                get(|| handlers::fixed::serial(&Format::TOML)),
             );
         }
     }
diff --git a/src/syntax/serial.rs b/src/syntax/serial.rs
index 10abf45..5fb87cf 100644
--- a/src/syntax/serial.rs
+++ b/src/syntax/serial.rs
@@ -11,7 +11,7 @@ pub fn populate_graph() -> Graph {
         Ok(s) => s,
         Err(e) => format!("Error: {e}"),
     };
-    let graph = deserialize_graph(&Format::Toml, &toml_source);
+    let graph = deserialize_graph(&Format::TOML, &toml_source);
 
     let nodes = modulate_nodes(&graph.nodes);
 
@@ -107,17 +107,17 @@ fn make_incoming(nodes: &HashMap<String, Node>) -> HashMap<String, Vec<Edge>> {
 }
 
 pub enum Format {
-    Toml,
-    Json,
+    TOML,
+    JSON,
 }
 
 pub fn serialize_graph(out_format: &Format, graph: &Graph) -> String {
     match *out_format {
-        Format::Toml => match toml::to_string(graph) {
+        Format::TOML => match toml::to_string(graph) {
             Ok(s) => s,
             Err(e) => e.to_string(),
         },
-        Format::Json => match serde_json::to_string(graph) {
+        Format::JSON => match serde_json::to_string(graph) {
             Ok(s) => s,
             Err(e) => e.to_string(),
         },
@@ -126,11 +126,11 @@ pub fn serialize_graph(out_format: &Format, graph: &Graph) -> String {
 
 pub fn deserialize_graph(in_format: &Format, serial: &str) -> Graph {
     match *in_format {
-        Format::Toml => match toml::from_str(serial) {
+        Format::TOML => match toml::from_str(serial) {
             Ok(g) => g,
             Err(error) => Graph::new(Some(error.to_string())),
         },
-        Format::Json => match serde_json::from_str(serial) {
+        Format::JSON => match serde_json::from_str(serial) {
             Ok(g) => g,
             Err(error) => Graph::new(Some(error.to_string())),
         },
diff --git a/src/types.rs b/src/types.rs
index 8d0e771..809d78d 100644
--- a/src/types.rs
+++ b/src/types.rs
@@ -112,7 +112,7 @@ fn mk8() -> u16 {
 }
 
 impl Graph {
-    pub fn new(message: Option<String>) -> Graph {
+    pub fn new(message: Option<&str>) -> Graph {
         Graph {
             nodes: HashMap::new(),
             root_node: "VoidNode".to_string(),
@@ -141,7 +141,7 @@ impl Graph {
                     content_language: String::new(),
                 },
                 version: (0, 1, 0),
-                messages: message.map_or(vec![], |m| vec![m]),
+                messages: message.map_or(vec![], |m| vec![m.to_string()]),
             },
         }
     }
diff --git a/static/graph.toml b/static/graph.toml
index 76b2ce3..f66957c 100644
--- a/static/graph.toml
+++ b/static/graph.toml
@@ -397,5 +397,5 @@ Syntax|syntax|
 content_language = "en"
 footer_credits = false
 footer_text = """
-made by jutty|https://jutty.dev • acknowledgements|Acknowledgments • |source code|https://codeberg.org/jutty/en
+made by jutty|https://jutty.dev • acknowledgments|Acknowledgments • |source code|https://codeberg.org/jutty/en
 """
diff --git a/tests/smoke.rs b/tests/smoke.rs
deleted file mode 100644
index 7b5e39d..0000000
--- a/tests/smoke.rs
+++ /dev/null
@@ -1,6 +0,0 @@
-#[test]
-fn add() {
-    let e = 0;
-    let n = 0;
-    assert_eq!(e, n);
-}