diff --git a/src/modules/objects/oauth2-client/oauth2-client.service.ts b/src/modules/objects/oauth2-client/oauth2-client.service.ts
index eef0db1..96d2527 100644
--- a/src/modules/objects/oauth2-client/oauth2-client.service.ts
+++ b/src/modules/objects/oauth2-client/oauth2-client.service.ts
@@ -229,7 +229,7 @@ export class OAuth2ClientService {
     return !!(await this.clientUrlRepository.findOne({
       where: {
         client: { client_id: id },
-        url,
+        url: decodeURIComponent(url),
         type: OAuth2ClientURLType.REDIRECT_URI,
       },
       relations: ['client'],