diff --git a/hbvm/fuzz/fuzz_targets/vm.rs b/hbvm/fuzz/fuzz_targets/vm.rs
index e79679fa..03b3455c 100644
--- a/hbvm/fuzz/fuzz_targets/vm.rs
+++ b/hbvm/fuzz/fuzz_targets/vm.rs
@@ -20,6 +20,7 @@ fuzz_target!(|data: &[u8]| {
                     pf_handler: TestTrapHandler,
                     program:    data,
                     root_pt:    Box::into_raw(Default::default()),
+                    icache:     Default::default(),
                 },
                 0,
             )