diff --git a/clvm-traits/src/lib.rs b/clvm-traits/src/lib.rs
index 52a598fc0..6673d3484 100644
--- a/clvm-traits/src/lib.rs
+++ b/clvm-traits/src/lib.rs
@@ -45,7 +45,7 @@ pub mod tests {
 
     impl TestAllocator {
         pub fn new() -> Self {
-            TestAllocator { atoms: vec![] }
+            TestAllocator::default()
         }
 
         fn new_atom(&mut self, buf: &[u8]) -> TestNode {