diff --git a/dist/csv-loader/loader.js b/dist/csv-loader/loader.js
index 22e85f5..b5fd892 100644
--- a/dist/csv-loader/loader.js
+++ b/dist/csv-loader/loader.js
@@ -408,12 +408,18 @@ function schemaToTypeString(schema) {
       return "boolean";
     case "array":
       if (schema.element.type === "tuple") {
-        const tupleElements2 = schema.element.elements.map((el) => schemaToTypeString(el.schema));
+        const tupleElements2 = schema.element.elements.map((el) => {
+          const typeStr = schemaToTypeString(el.schema);
+          return el.name ? `${el.name}: ${typeStr}` : typeStr;
+        });
         return `[${tupleElements2.join(", ")}]`;
       }
       return `${schemaToTypeString(schema.element)}[]`;
     case "tuple":
-      const tupleElements = schema.elements.map((el) => schemaToTypeString(el.schema));
+      const tupleElements = schema.elements.map((el) => {
+        const typeStr = schemaToTypeString(el.schema);
+        return el.name ? `${el.name}: ${typeStr}` : typeStr;
+      });
       return `[${tupleElements.join(", ")}]`;
     default:
       return "unknown";
diff --git a/dist/csv-loader/loader.mjs b/dist/csv-loader/loader.mjs
index f28767c..2800a64 100644
--- a/dist/csv-loader/loader.mjs
+++ b/dist/csv-loader/loader.mjs
@@ -374,12 +374,18 @@ function schemaToTypeString(schema) {
       return "boolean";
     case "array":
       if (schema.element.type === "tuple") {
-        const tupleElements2 = schema.element.elements.map((el) => schemaToTypeString(el.schema));
+        const tupleElements2 = schema.element.elements.map((el) => {
+          const typeStr = schemaToTypeString(el.schema);
+          return el.name ? `${el.name}: ${typeStr}` : typeStr;
+        });
         return `[${tupleElements2.join(", ")}]`;
       }
       return `${schemaToTypeString(schema.element)}[]`;
     case "tuple":
-      const tupleElements = schema.elements.map((el) => schemaToTypeString(el.schema));
+      const tupleElements = schema.elements.map((el) => {
+        const typeStr = schemaToTypeString(el.schema);
+        return el.name ? `${el.name}: ${typeStr}` : typeStr;
+      });
       return `[${tupleElements.join(", ")}]`;
     default:
       return "unknown";
diff --git a/src/csv-loader/loader.ts b/src/csv-loader/loader.ts
index a422964..058aafb 100644
--- a/src/csv-loader/loader.ts
+++ b/src/csv-loader/loader.ts
@@ -40,12 +40,18 @@ function schemaToTypeString(schema: Schema): string {
       return 'boolean';
     case 'array':
       if (schema.element.type === 'tuple') {
-        const tupleElements = schema.element.elements.map((el) => schemaToTypeString(el.schema));
+        const tupleElements = schema.element.elements.map((el) => {
+          const typeStr = schemaToTypeString(el.schema);
+          return el.name ? `${el.name}: ${typeStr}` : typeStr;
+        });
         return `[${tupleElements.join(', ')}]`;
       }
       return `${schemaToTypeString(schema.element)}[]`;
     case 'tuple':
-      const tupleElements = schema.elements.map((el) => schemaToTypeString(el.schema));
+      const tupleElements = schema.elements.map((el) => {
+        const typeStr = schemaToTypeString(el.schema);
+        return el.name ? `${el.name}: ${typeStr}` : typeStr;
+      });
       return `[${tupleElements.join(', ')}]`;
     default:
       return 'unknown';