diff --git a/src/Serenity.Net.CodeGenerator/CodeGeneration/ServerTypings/ServerTypingsGenerator.Texts.cs b/src/Serenity.Net.CodeGenerator/CodeGeneration/ServerTypings/ServerTypingsGenerator.Texts.cs
index e47aac7a00..d1073b0c15 100644
--- a/src/Serenity.Net.CodeGenerator/CodeGeneration/ServerTypings/ServerTypingsGenerator.Texts.cs
+++ b/src/Serenity.Net.CodeGenerator/CodeGeneration/ServerTypings/ServerTypingsGenerator.Texts.cs
@@ -61,7 +61,7 @@ protected void AddRowTexts(TypeDefinition type, string prefix)
     protected void GenerateTexts()
     {
         cw.Indented("namespace ");
-        var ns = RootNamespaces.FirstOrDefault(x => x != "Serenity") ?? "App";
+        var ns = "__" + (RootNamespaces.FirstOrDefault(x => x != "Serenity") ?? "App").Replace(".", "_").ToLowerInvariant();
         sb.Append(ns + ".Texts");
         cw.InBrace(delegate
         {