diff --git a/syntax/file.rs b/syntax/file.rs
index 931ce6e..33340d8 100644
--- a/syntax/file.rs
+++ b/syntax/file.rs
@@ -36,7 +36,7 @@
 
 impl Parse for Module {
     fn parse(input: ParseStream) -> Result<Self> {
-        let namespace = Namespace::none();
+        let namespace = Namespace::ROOT;
         let mut attrs = input.call(Attribute::parse_outer)?;
         let vis: Visibility = input.parse()?;
         let unsafety: Option<Token![unsafe]> = input.parse()?;
diff --git a/syntax/namespace.rs b/syntax/namespace.rs
index a9ef43c..834a1d5 100644
--- a/syntax/namespace.rs
+++ b/syntax/namespace.rs
@@ -16,11 +16,9 @@
 }
 
 impl Namespace {
-    pub fn none() -> Self {
-        Namespace {
-            segments: Vec::new(),
-        }
-    }
+    pub const ROOT: Self = Namespace {
+        segments: Vec::new(),
+    };
 
     pub fn iter(&self) -> Iter<Ident> {
         self.segments.iter()
@@ -28,7 +26,7 @@
 
     pub fn parse_bridge_attr_namespace(input: ParseStream) -> Result<Namespace> {
         if input.is_empty() {
-            return Ok(Namespace::none());
+            return Ok(Namespace::ROOT);
         }
 
         input.parse::<kw::namespace>()?;