diff --git a/dotnet/samples/Concepts/FunctionCalling/MultipleFunctionsVsParameters.cs b/dotnet/samples/Concepts/FunctionCalling/MultipleFunctionsVsParameters.cs
index 9e023d281745..1cf7b0a3fb6b 100644
--- a/dotnet/samples/Concepts/FunctionCalling/MultipleFunctionsVsParameters.cs
+++ b/dotnet/samples/Concepts/FunctionCalling/MultipleFunctionsVsParameters.cs
@@ -131,7 +131,7 @@ public IEnumerable<Invoice> SearchByCustomerName([Description("The customer name
 
         [KernelFunction]
         [Description("Search for invoices by purchase order.")]
-        public IEnumerable<Invoice> SearchByPurchaseOrder([Description("The purchase order. Purchase orders begin with a PN prefix.")] string purchaseOrder)
+        public IEnumerable<Invoice> SearchByPurchaseOrder([Description("The purchase order. Purchase orders begin with a PO prefix.")] string purchaseOrder)
         {
             return
                 [