diff --git a/packages/ssz/test/spec/minimal/static/beaconState.test.ts b/packages/ssz/test/spec/minimal/static/beaconState.test.ts
index 3bdfd6a6602..1f4531fe46a 100644
--- a/packages/ssz/test/spec/minimal/static/beaconState.test.ts
+++ b/packages/ssz/test/spec/minimal/static/beaconState.test.ts
@@ -44,7 +44,8 @@ interface IResult {
       expectFunc: (testCase, expected, actual) => {
         expect(expected.serialized.equals(actual.serialized)).to.be.true;
         expect(expected.root.equals(actual.root)).to.be.true;
-      }
+      },
+      unsafeInput: true,
     }
   );