diff --git a/crates/core_simd/src/elements/float.rs b/crates/core_simd/src/elements/float.rs
index 456dd780dac..5a628f2121e 100644
--- a/crates/core_simd/src/elements/float.rs
+++ b/crates/core_simd/src/elements/float.rs
@@ -5,7 +5,7 @@ use crate::simd::{
 };
 
 /// Operations on SIMD vectors of floats.
-pub trait SimdFloat: Sized + Sealed {
+pub trait SimdFloat: Copy + Sealed {
     /// Mask type used for manipulating this SIMD vector type.
     type Mask;
 
diff --git a/crates/core_simd/src/elements/int.rs b/crates/core_simd/src/elements/int.rs
index c3139b4ba3e..787a0741146 100644
--- a/crates/core_simd/src/elements/int.rs
+++ b/crates/core_simd/src/elements/int.rs
@@ -4,7 +4,7 @@ use crate::simd::{
 };
 
 /// Operations on SIMD vectors of signed integers.
-pub trait SimdInt: Sized + Sealed {
+pub trait SimdInt: Copy + Sealed {
     /// Mask type used for manipulating this SIMD vector type.
     type Mask;
 
diff --git a/crates/core_simd/src/elements/uint.rs b/crates/core_simd/src/elements/uint.rs
index cba1a9b0ce0..f9d43a1d19b 100644
--- a/crates/core_simd/src/elements/uint.rs
+++ b/crates/core_simd/src/elements/uint.rs
@@ -2,7 +2,7 @@ use super::sealed::Sealed;
 use crate::simd::{intrinsics, LaneCount, Simd, SupportedLaneCount};
 
 /// Operations on SIMD vectors of unsigned integers.
-pub trait SimdUint: Sized + Sealed {
+pub trait SimdUint: Copy + Sealed {
     /// Scalar type contained by this SIMD vector type.
     type Scalar;