diff --git a/ui-ngx/src/app/core/auth/auth.service.ts b/ui-ngx/src/app/core/auth/auth.service.ts
index fad2a5e145..d34c3e368c 100644
--- a/ui-ngx/src/app/core/auth/auth.service.ts
+++ b/ui-ngx/src/app/core/auth/auth.service.ts
@@ -159,7 +159,8 @@ export class AuthService {
   }
 
   public resendEmailActivation(email: string) {
-    return this.http.post(`/api/noauth/resendEmailActivation?email=${email}`,
+    const encodeEmail = encodeURIComponent(email);
+    return this.http.post(`/api/noauth/resendEmailActivation?email=${encodeEmail}`,
       null, defaultHttpOptions());
   }
 
diff --git a/ui-ngx/src/app/core/http/user.service.ts b/ui-ngx/src/app/core/http/user.service.ts
index c84443a2df..d8a2d42c8c 100644
--- a/ui-ngx/src/app/core/http/user.service.ts
+++ b/ui-ngx/src/app/core/http/user.service.ts
@@ -18,10 +18,11 @@ import { Injectable } from '@angular/core';
 import { defaultHttpOptionsFromConfig, RequestConfig } from './http-utils';
 import { User } from '@shared/models/user.model';
 import { Observable } from 'rxjs';
-import { HttpClient } from '@angular/common/http';
+import { HttpClient, HttpParams } from '@angular/common/http';
 import { PageLink } from '@shared/models/page/page-link';
 import { PageData } from '@shared/models/page/page-data';
 import { isDefined } from '@core/utils';
+import { InterceptorHttpParams } from '@core/interceptors/interceptor-http-params';
 
 @Injectable({
   providedIn: 'root'
@@ -71,7 +72,8 @@ export class UserService {
   }
 
   public sendActivationEmail(email: string, config?: RequestConfig) {
-    return this.http.post(`/api/user/sendActivationMail?email=${email}`, null, defaultHttpOptionsFromConfig(config));
+    const encodeEmail = encodeURIComponent(email);
+    return this.http.post(`/api/user/sendActivationMail?email=${encodeEmail}`, null, defaultHttpOptionsFromConfig(config));
   }
 
   public setUserCredentialsEnabled(userId: string, userCredentialsEnabled?: boolean, config?: RequestConfig): Observable<any> {