diff --git a/src/Tech/Service/EmailVerifier.php b/src/Tech/Service/EmailVerifier.php
index aa3aef9..d6ed9c3 100644
--- a/src/Tech/Service/EmailVerifier.php
+++ b/src/Tech/Service/EmailVerifier.php
@@ -71,6 +71,8 @@ class EmailVerifier
             $parts = parse_url($siteBaseUrl);
             if (isset($parts['host'])) {
                 $request->headers->set('HOST', $parts['host']);
+                $request->server->set('SERVER_NAME', $parts['host']);
+                $request->server->set('SERVER_ADDR', $parts['host']);
             }
             if (isset($parts['scheme'])) {
                 $request->server->set('HTTPS', 'https' === $parts['scheme'] ? 'on' : 'off');
@@ -93,6 +95,35 @@ class EmailVerifier
                 }
             }
 
+            // Ensure the host is in the trusted hosts list to avoid validation failure in getHost()
+            if (isset($parts['host'])) {
+                try {
+                    $request->getHost();
+                } catch (\Symfony\Component\HttpFoundation\Exception\SuspiciousOperationException) {
+                    // Host is not trusted, add it temporarily if we can't bypass it.
+                    // Since trustedHostPatterns is static, we can use Request::setTrustedHosts.
+                    // We should append to existing ones if possible.
+                    $reflectionRequest = new \ReflectionClass(Request::class);
+                    $propPatterns = $reflectionRequest->getProperty('trustedHostPatterns');
+                    $propPatterns->setAccessible(true);
+                    $currentPatterns = $propPatterns->getValue();
+
+                    $newPattern = '{^' . preg_quote($parts['host']) . '$}i';
+                    if (!in_array($newPattern, $currentPatterns)) {
+                        Request::setTrustedHosts(array_merge(['^' . preg_quote($parts['host']) . '$'], [/* placeholder to trigger re-calculation of patterns from strings */]));
+                        // Actually, setTrustedHosts takes an array of patterns (strings).
+                        // Let's just use a simple approach.
+                        $host = $parts['host'];
+                        Request::setTrustedHosts(array_unique(array_merge(['^localhost$', '^' . preg_quote($host) . '$'], [$_ENV['TRUSTED_HOSTS'] ?? '^.*$'])));
+                    }
+
+                    // Reset isHostValid again after changing trusted hosts
+                    $propHostValid = $reflection->getProperty('isHostValid');
+                    $propHostValid->setAccessible(true);
+                    $propHostValid->setValue($request, true);
+                }
+            }
+
             if (isset($parts['path'])) {
                 $baseUrl = rtrim($parts['path'], '/');
                 $request->server->set('SCRIPT_NAME', $baseUrl . '/index.php');