diff --git a/src/liballoc/vec.rs b/src/liballoc/vec.rs
index 31cadbd84bfc55d3abded7045064d338e8611c72..f16cac05ea03993f6ce314ae289a6a8caec8b69c 100644
--- a/src/liballoc/vec.rs
+++ b/src/liballoc/vec.rs
@@ -2362,9 +2362,9 @@ fn ne(&self, other: &$rhs) -> bool { self[..] != other[..] }
 __impl_slice_eq1! { [] Vec<A>, Vec<B>, }
 __impl_slice_eq1! { [] Vec<A>, &[B], }
 __impl_slice_eq1! { [] Vec<A>, &mut [B], }
+__impl_slice_eq1! { [] Cow<'_, [A]>, Vec<B>, A: Clone }
 __impl_slice_eq1! { [] Cow<'_, [A]>, &[B], A: Clone }
 __impl_slice_eq1! { [] Cow<'_, [A]>, &mut [B], A: Clone }
-__impl_slice_eq1! { [] Cow<'_, [A]>, Vec<B>, A: Clone }
 __impl_slice_eq1! { [const N: usize] Vec<A>, [B; N], [B; N]: LengthAtMost32 }
 __impl_slice_eq1! { [const N: usize] Vec<A>, &[B; N], [B; N]: LengthAtMost32 }