diff --git a/crossbeam-epoch/src/internal.rs b/crossbeam-epoch/src/internal.rs
index 9976ffe86..79a6ca6d0 100644
--- a/crossbeam-epoch/src/internal.rs
+++ b/crossbeam-epoch/src/internal.rs
@@ -376,7 +376,7 @@ pub struct Local {
 // https://github.com/crossbeam-rs/crossbeam/issues/551
 #[test]
 fn local_size() {
-    assert_eq!(2040, core::mem::size_of::<Local>());
+    assert!(core::mem::size_of::<Local>() <= 2040, "An allocation of `Local` should be <= 2048 bytes.");
 }
 
 impl Local {