From 79f51d622d1fc0d5061fa1f736954df80be38186 Mon Sep 17 00:00:00 2001
From: Vladimir Volek <volek.vladimir@gmail.com>
Date: Thu, 28 Nov 2024 23:37:11 +0100
Subject: [PATCH] fix: looser validation for cost model size

---
 CHANGELOG.md                 | 4 ++++
 src/utils/cost-models-map.ts | 6 +++---
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 81fcfa7c..23eb48f5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Changed
+
+- looser validation for cost model size
+
 ## [2.4.0] - 2024-11-20
 
 ### Added
diff --git a/src/utils/cost-models-map.ts b/src/utils/cost-models-map.ts
index dc4ca61d..69f224ed 100644
--- a/src/utils/cost-models-map.ts
+++ b/src/utils/cost-models-map.ts
@@ -665,16 +665,16 @@ export const costModelsMap = (costModels: any) => {
 
   costModels = sortKeysInObject(costModels);
 
-  if ('PlutusV1' in costModels && Object.keys(costModels.PlutusV1).length !== plutusV1Names.length)
+  if ('PlutusV1' in costModels && Object.keys(costModels.PlutusV1).length < plutusV1Names.length)
     throw new Error('The size of the Plutus V1 cost model mismatched');
 
-  if ('PlutusV2' in costModels && Object.keys(costModels.PlutusV2).length !== plutusV2Names.length)
+  if ('PlutusV2' in costModels && Object.keys(costModels.PlutusV2).length < plutusV2Names.length)
     throw new Error('The size of the Plutus V2 cost model mismatched');
 
   if (
     'PlutusV3' in costModels &&
     Object.keys(costModels.PlutusV3).length !== plutusV3Names.length &&
-    Object.keys(costModels.PlutusV3).length !== plutusV3NamesChangPlus1.length
+    Object.keys(costModels.PlutusV3).length < plutusV3NamesChangPlus1.length
   )
     throw new Error('The size of the Plutus V3 cost model mismatched');