diff --git a/Composer/packages/client/src/recoilModel/dispatchers/__tests__/setting.test.tsx b/Composer/packages/client/src/recoilModel/dispatchers/__tests__/setting.test.tsx
index 596b22a2fb..892c1aeac4 100644
--- a/Composer/packages/client/src/recoilModel/dispatchers/__tests__/setting.test.tsx
+++ b/Composer/packages/client/src/recoilModel/dispatchers/__tests__/setting.test.tsx
@@ -71,7 +71,7 @@ const settings = {
     maxUtteranceAllowed: 15000,
   },
   skill: {},
-  customizedFunctions: [],
+  customFunctions: [],
 };
 
 describe('setting dispatcher', () => {
diff --git a/Composer/packages/lib/indexers/src/validations/expressionValidation/index.ts b/Composer/packages/lib/indexers/src/validations/expressionValidation/index.ts
index af44a54acd..e103523010 100644
--- a/Composer/packages/lib/indexers/src/validations/expressionValidation/index.ts
+++ b/Composer/packages/lib/indexers/src/validations/expressionValidation/index.ts
@@ -40,7 +40,7 @@ export const validateExpressions: ValidateFunc = (
   lgFiles: LgFile[]
 ) => {
   const expressions = searchExpressions(path, value, type, schema);
-  const customFunctions = searchLgCustomFunction(lgFiles).concat(settings.customizedFunctions);
+  const customFunctions = searchLgCustomFunction(lgFiles).concat(settings.customFunctions);
 
   const diagnostics = expressions.reduce((diagnostics: Diagnostic[], expression) => {
     const diagnostic = validate(expression, customFunctions);
diff --git a/Composer/packages/server/src/models/settings/defaultSettingManager.ts b/Composer/packages/server/src/models/settings/defaultSettingManager.ts
index 6619126483..6184fa173f 100644
--- a/Composer/packages/server/src/models/settings/defaultSettingManager.ts
+++ b/Composer/packages/server/src/models/settings/defaultSettingManager.ts
@@ -18,7 +18,7 @@ const newSettingsValuePath = [
   'luis.endpoint',
   'luis.authoringEndpoint',
   'skillConfiguration',
-  'customizedFunctions',
+  'customFunctions',
 ];
 
 export class DefaultSettingManager extends FileSettingManager {
@@ -96,7 +96,7 @@ export class DefaultSettingManager extends FileSettingManager {
       skill: {},
       defaultLanguage: 'en-us',
       languages: ['en-us'],
-      customizedFunctions: [],
+      customFunctions: [],
       importedLibraries: [],
     };
   };
diff --git a/Composer/packages/types/src/settings.ts b/Composer/packages/types/src/settings.ts
index c8234db156..b3f6612562 100644
--- a/Composer/packages/types/src/settings.ts
+++ b/Composer/packages/types/src/settings.ts
@@ -56,7 +56,7 @@ export type DialogSetting = {
   };
   botId?: string;
   skillHostEndpoint?: string;
-  customizedFunctions: string[];
+  customFunctions: string[];
   [key: string]: any;
 };