diff --git a/serde_derive/src/internals/attr.rs b/serde_derive/src/internals/attr.rs
index db763e22..2bf7dc3f 100644
--- a/serde_derive/src/internals/attr.rs
+++ b/serde_derive/src/internals/attr.rs
@@ -689,8 +689,7 @@ impl Container {
 
     pub fn serde_path(&self) -> Cow<syn::Path> {
         self.custom_serde_path()
-            .map(Cow::Borrowed)
-            .unwrap_or_else(|| Cow::Owned(parse_quote!(_serde)))
+            .map_or_else(|| Cow::Owned(parse_quote!(_serde)), Cow::Borrowed)
     }
 }