diff --git a/modelina-website/src/helpers/GeneratorCode/CSharpGenerator.ts b/modelina-website/src/helpers/GeneratorCode/CSharpGenerator.ts
index 33036d82c5..15a1f58933 100644
--- a/modelina-website/src/helpers/GeneratorCode/CSharpGenerator.ts
+++ b/modelina-website/src/helpers/GeneratorCode/CSharpGenerator.ts
@@ -8,7 +8,7 @@ export function getCSharpGeneratorCode(
   const optionStringPresets: string[] = [];
 
   if (generatorOptions.csharpArrayType) {
-    optionString.push(`arrayType: '${generatorOptions.csharpArrayType}'`);
+    optionString.push(`collectionType: '${generatorOptions.csharpArrayType}'`);
   }
 
   const presetOptions =