1 files changed, 1 insertions, 1 deletions
diff --git a/src/simtest/mod.rs b/src/simtest/mod.rs
index 5e9cc2f..eb5a741 100644
--- a/src/simtest/mod.rs
+++ b/src/simtest/mod.rs
@@ -91,7 +91,7 @@ impl Sim {
             files: Arc::new(Files::default()),
             state_file: None,
             document_file: None,
-            config_report: JsonValue::Null,
+            config_reports: Default::default(),
             clock: Default::default(),
         };
         adjust(&mut config);