diff --git a/Composer/packages/server/src/services/project.ts b/Composer/packages/server/src/services/project.ts
index d150b3ffb7..a46658846a 100644
--- a/Composer/packages/server/src/services/project.ts
+++ b/Composer/packages/server/src/services/project.ts
@@ -566,7 +566,7 @@ export class BotProjectService {
           speech: { ...originalProject.settings.speech },
           defaultLanguage: originalProject.settings.defaultLanguage,
           languages: originalProject.settings.languages,
-          customFunctions: originalProject.settings.customfunctions,
+          customFunctions: originalProject.settings.customFunctions ?? [],
           importedLibraries: [],
           MicrosoftAppId: originalProject.settings.MicrosoftAppId,