diff --git a/crates/blockifier/src/execution/contract_class.rs b/crates/blockifier/src/execution/contract_class.rs
index 9bf37c46a8..cf3d7289f9 100644
--- a/crates/blockifier/src/execution/contract_class.rs
+++ b/crates/blockifier/src/execution/contract_class.rs
@@ -96,8 +96,8 @@ impl RunnableCompiledClass {
             Self::V0(class) => class.estimate_casm_hash_computation_resources(),
             Self::V1(class) => class.estimate_casm_hash_computation_resources(),
             #[cfg(feature = "cairo_native")]
-            Self::V1Native(class) => {
-                ExecutionResources::default()
+            Self::V1Native(_) => {
+                todo!("Use casm to estimate casm hash computation resources")
             }
         }
     }