diff --git a/e2e/config/clients-configuration.json b/e2e/config/clients-configuration.json
index 8af1c0a..9a322e4 100644
--- a/e2e/config/clients-configuration.json
+++ b/e2e/config/clients-configuration.json
@@ -4,7 +4,7 @@
     "Description": "Client for implicit flow",
     "AllowedGrantTypes": ["implicit"],
     "AllowAccessTokensViaBrowser": true,
-    "RedirectUris": ["https://www.google.com"],
+    "RedirectUris": ["https://*.google.com"],
     "AllowedScopes": ["openid", "profile", "email", "some-custom-identity"],
     "IdentityTokenLifetime": 3600,
     "AccessTokenLifetime": 3600
diff --git a/e2e/tests/authorization-endpoint.e2e-spec.ts b/e2e/tests/authorization-endpoint.e2e-spec.ts
index 3fead42..2a0685d 100644
--- a/e2e/tests/authorization-endpoint.e2e-spec.ts
+++ b/e2e/tests/authorization-endpoint.e2e-spec.ts
@@ -41,7 +41,7 @@ describe('Authorization Endpoint', () => {
       client_id: implicitFlowClient.ClientId,
       scope: 'openid some-custom-identity',
       response_type: 'id_token token',
-      redirect_uri: implicitFlowClient.RedirectUris?.[0],
+      redirect_uri: implicitFlowClient.RedirectUris?.[0].replace('*', 'www'),
       state: 'abc',
       nonce: 'xyz',
     };
@@ -55,7 +55,7 @@ describe('Authorization Endpoint', () => {
     await page.keyboard.press('Enter');
     await page.waitForNavigation();
     const redirectedUrl = new URL(page.url());
-    expect(redirectedUrl.origin).toEqual(implicitFlowClient.RedirectUris?.[0]);
+    expect(redirectedUrl.origin).toEqual(parameters.redirect_uri);
     const hash = redirectedUrl.hash.slice(1);
     const query = querystring.parse(hash);
 
diff --git a/e2e/tests/userinfo-endpoint.e2e-spec.ts b/e2e/tests/userinfo-endpoint.e2e-spec.ts
index 96a6194..7acca9f 100644
--- a/e2e/tests/userinfo-endpoint.e2e-spec.ts
+++ b/e2e/tests/userinfo-endpoint.e2e-spec.ts
@@ -41,7 +41,7 @@ describe('UserInfo Endpoint', () => {
         client_id: implicitFlowClient.ClientId,
         scope: 'openid profile some-custom-identity',
         response_type: 'id_token token',
-        redirect_uri: implicitFlowClient.RedirectUris?.[0],
+        redirect_uri: implicitFlowClient.RedirectUris?.[0].replace('*', 'www'),
         state: 'abc',
         nonce: 'xyz',
       };
@@ -55,7 +55,7 @@ describe('UserInfo Endpoint', () => {
       await page.keyboard.press('Enter');
       await page.waitForNavigation();
       const redirectedUrl = new URL(page.url());
-      expect(redirectedUrl.origin).toEqual(implicitFlowClient.RedirectUris?.[0]);
+      expect(redirectedUrl.origin).toEqual(parameters.redirect_uri);
       const hash = redirectedUrl.hash.slice(1);
       const query = querystring.parse(hash);
 
diff --git a/src/Startup.cs b/src/Startup.cs
index cb420bd..52ad2a9 100644
--- a/src/Startup.cs
+++ b/src/Startup.cs
@@ -24,7 +24,8 @@ public void ConfigureServices(IServiceCollection services)
                     .AddInMemoryApiResources(Config.GetApiResources())
                     .AddInMemoryApiScopes(Config.GetApiScopes())
                     .AddInMemoryClients(Config.GetClients())
-                    .AddTestUsers(Config.GetUsers());
+                    .AddTestUsers(Config.GetUsers())
+                    .AddRedirectUriValidator<UriValidator>();
 
             services.AddRouting();
             services.AddCors();
diff --git a/src/UriValidator.cs b/src/UriValidator.cs
new file mode 100644
index 0000000..73a8c8a
--- /dev/null
+++ b/src/UriValidator.cs
@@ -0,0 +1,28 @@
+using System.Threading.Tasks;
+using IdentityServer4.Models;
+using IdentityServer4.Validation;
+using System.Collections.Generic;
+using System.Linq;
+using System.Net;
+using System;
+using System.Text.RegularExpressions;
+
+namespace OpenIdConnectServer
+{
+    internal class UriValidator : IRedirectUriValidator
+    {
+
+        public Task<bool> IsPostLogoutRedirectUriValidAsync(string requestedUri, Client client)
+        {
+            return Task.FromResult<bool>(client.RedirectUris.Any(allowedUri => 
+                Regex.Match(requestedUri, Regex.Escape(allowedUri).Replace("\\*", "[a-zA-Z0-9.]+?")).Success                
+            ));
+        }
+
+        public Task<bool> IsRedirectUriValidAsync(string requestedUri, Client client)
+        {
+            return Task.FromResult<bool>(client.RedirectUris.Any(allowedUri => 
+                Regex.Match(requestedUri, Regex.Escape(allowedUri).Replace("\\*", "[a-zA-Z0-9.]+?")).Success                
+            ));        }
+    }
+}
\ No newline at end of file