diff --git a/zebra-state/src/service/finalized_state/disk_db/tests.rs b/zebra-state/src/service/finalized_state/disk_db/tests.rs
index 0fd8f857f9c..20fecbbf127 100644
--- a/zebra-state/src/service/finalized_state/disk_db/tests.rs
+++ b/zebra-state/src/service/finalized_state/disk_db/tests.rs
@@ -69,11 +69,5 @@ fn zs_iter_opts_increments_key_by_one() {
         } else {
             assert_eq!(extra_bytes.len(), 0, "there should be no extra bytes");
         }
-
-        assert_ne!(
-            extra_bytes.last().expect("there must be at least one byte"),
-            &0,
-            "the last byte can't be zero"
-        );
     }
 }