diff --git a/src/main/kotlin/org/openrewrite/RecipeDescriptorExtensions.kt b/src/main/kotlin/org/openrewrite/RecipeDescriptorExtensions.kt
index 3b30533..4a6fa60 100755
--- a/src/main/kotlin/org/openrewrite/RecipeDescriptorExtensions.kt
+++ b/src/main/kotlin/org/openrewrite/RecipeDescriptorExtensions.kt
@@ -51,7 +51,7 @@ fun OptionDescriptor.asYaml(indentation: Int = 0): String {
 
     val prefix = prefixBuilder.toString()
     val formattedValue = if (value is Array<*>) {
-        val asArray =  value asArray<*>
+        val asArray =  value as Array<*>
         "[${asArray.joinToString(", ")}]"
     } else {
         value