diff --git a/src/lib.rs b/src/lib.rs
index f7d6c36..2e11aa7 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -132,7 +132,7 @@ pub use culpa_macros::try_fn;
 #[macro_export]
 macro_rules! throw {
     ($err:expr) => {
-        return <_ as $crate::__internal::_Throw>::from_error((::core::convert::From::from($err)))
+        return <_ as $crate::__internal::_Throw>::from_error(::core::convert::From::from($err))
     };
     () => {
         return <_ as ::core::default::Default>::default()