diff --git a/Functions.Templates/ProjectTemplate_v4.x/CSharp-Isolated/NetFx48/Program.cs b/Functions.Templates/ProjectTemplate_v4.x/CSharp-Isolated/NetFx48/Program.cs
index 9b92e93e0..6e41c4030 100644
--- a/Functions.Templates/ProjectTemplate_v4.x/CSharp-Isolated/NetFx48/Program.cs
+++ b/Functions.Templates/ProjectTemplate_v4.x/CSharp-Isolated/NetFx48/Program.cs
@@ -1,7 +1,7 @@
 using Microsoft.Extensions.Hosting;
 using Microsoft.Azure.Functions.Worker;
 
-namespace Company.Function
+namespace Company.FunctionApp
 {
     internal class Program
     {