diff --git a/serde_derive/src/lib.rs b/serde_derive/src/lib.rs
index 5fe932ff..edd10528 100644
--- a/serde_derive/src/lib.rs
+++ b/serde_derive/src/lib.rs
@@ -43,14 +43,6 @@ extern crate proc_macro2;
 use proc_macro::TokenStream;
 use syn::DeriveInput;
 
-// Quote's default is def_site but it appears call_site is likely to stabilize
-// before def_site. Thus we try to use only call_site.
-macro_rules! quote {
-    ($($tt:tt)*) => {
-        quote_spanned!($crate::proc_macro2::Span::call_site()=> $($tt)*)
-    }
-}
-
 #[macro_use]
 mod bound;
 #[macro_use]