diff --git a/infra/fast-time/override-60x.json b/infra/fast-time/override-60x.json
index 3df0819b0..2562394ac 100644
--- a/infra/fast-time/override-60x.json
+++ b/infra/fast-time/override-60x.json
@@ -115,5 +115,9 @@
   "era_vdf_activation_daa": null,
   "vdf_scheme": null,
   "era_vdf_t": null,
-  "subsidy_per_block_activation_daa": null
+  "subsidy_per_block_activation_daa": null,
+  "latency_ladder_cache_rung": null,
+  "sig_scheme": null,
+  "sig_scheme_activation_daa": null,
+  "finality_succession_activation_daa": null
 }