diff --git a/datasets/assetData/curves/index.js b/datasets/assetData/curves/index.js
index c5d3dd4..93aa2fb 100644
--- a/datasets/assetData/curves/index.js
+++ b/datasets/assetData/curves/index.js
@@ -2,10 +2,11 @@ const fs = require('fs');
 const path = require('path');
 
 class AssetLoader {
-  constructor() {
+  constructor(maxCacheSize = 100) {
     this.relPath = './'
     this.baseDir = path.resolve(__dirname, this.relPath);
-    this.cache = new Map(); // Cache loaded JSON files for better performance
+    this.cache = new Map();
+    this.maxCacheSize = maxCacheSize;
   }
 
   /**
@@ -46,7 +47,11 @@ class AssetLoader {
       const rawData = fs.readFileSync(filePath, 'utf8');
       const assetData = JSON.parse(rawData);
       
-      // Cache the result
+      // Cache the result (evict oldest if at capacity)
+      if (this.cache.size >= this.maxCacheSize) {
+        const oldestKey = this.cache.keys().next().value;
+        this.cache.delete(oldestKey);
+      }
       this.cache.set(cacheKey, assetData);
       
       return assetData;