diff --git a/app/src/main/java/io/github/wulkanowy/ui/modules/login/form/LoginFormPresenter.kt b/app/src/main/java/io/github/wulkanowy/ui/modules/login/form/LoginFormPresenter.kt
index 70b468990..99dcf1bb3 100644
--- a/app/src/main/java/io/github/wulkanowy/ui/modules/login/form/LoginFormPresenter.kt
+++ b/app/src/main/java/io/github/wulkanowy/ui/modules/login/form/LoginFormPresenter.kt
@@ -162,7 +162,7 @@ class LoginFormPresenter @Inject constructor(
                 view?.setErrorEmailRequired()
                 isCorrect = false
             }
-            if ("@" in login && "login" !in host && "email" !in host) {
+            if ("@" in login && "||" !in login && "login" !in host && "email" !in host) {
                 val emailHost = login.substringAfter("@")
                 val emailDomain = URL(host).host
                 if (emailHost != emailDomain) {