diff --git a/src/ScalarAuthClient.ts b/src/ScalarAuthClient.ts
index c18265be55..c8695eb80f 100644
--- a/src/ScalarAuthClient.ts
+++ b/src/ScalarAuthClient.ts
@@ -35,8 +35,6 @@ export default class ScalarAuthClient {
     private isDefaultManager: boolean;
 
     constructor(private apiUrl: string, private uiUrl: string) {
-        this.apiUrl = apiUrl;
-        this.uiUrl = uiUrl;
         this.scalarToken = null;
         // `undefined` to allow `startTermsFlow` to fallback to a default
         // callback if this is unset.
diff --git a/src/Terms.ts b/src/Terms.ts
index 31eeb6b29a..1bdff36cbc 100644
--- a/src/Terms.ts
+++ b/src/Terms.ts
@@ -33,9 +33,6 @@ export class Service {
      * @param {string} accessToken The user's access token for the service
      */
     constructor(public serviceType: string, public baseUrl: string, public accessToken: string) {
-        this.serviceType = serviceType;
-        this.baseUrl = baseUrl;
-        this.accessToken = accessToken;
     }
 }
 
diff --git a/src/utils/Timer.ts b/src/utils/Timer.ts
index 26170491d8..0b846e02ab 100644
--- a/src/utils/Timer.ts
+++ b/src/utils/Timer.ts
@@ -33,7 +33,6 @@ export default class Timer {
     private reject: (Error) => void;
 
     constructor(private timeout: number) {
-        this.timeout = timeout;
         this.setNotStarted();
     }