diff --git a/fuzz/fuzz_targets/block.rs b/fuzz/fuzz_targets/block.rs
index 892f30450..17837bb47 100644
--- a/fuzz/fuzz_targets/block.rs
+++ b/fuzz/fuzz_targets/block.rs
@@ -95,6 +95,7 @@ fuzz_target!(|bytes| {
         2,
         256,
         SeccompAction::Allow,
+        None,
     )
     .unwrap();