diff --git a/core/core.php b/core/core.php
index 0834aeae..b576456d 100644
--- a/core/core.php
+++ b/core/core.php
@@ -1253,7 +1253,13 @@ class common
 			$item .= '<h3>' . $this->getData(['locale', 'cookies', 'titleLabel']) . '</h3>';
 			$item .= '<p>' . $this->getData(['locale', 'cookies', 'mainLabel']) . '</p>';
 			// Formulaire de réponse
-			$item .= '<form method="POST" action="' . helper::baseUrl() . $this->getUrl() . '" id="cookieForm">';
+			if (
+				$this->getData(['locale', 'homePageId']) === $this->getUrl(0)
+			) {
+				$item .= '<form method="POST" action="' . helper::baseUrl(false) . '" id="cookieForm">';
+			} else {
+				$item .= '<form method="POST" action="' . helper::baseUrl(true) . $this->getUrl(). '" id="cookieForm">';
+			}
 			$item .= '<br><br>';
 			$item .= '<input type="submit" id="cookieConsentConfirm" value="' . $this->getData(['locale', 'cookies', 'buttonValidLabel']) . '">';
 			$item .= '</form>';
diff --git a/core/module/config/config.php b/core/module/config/config.php
index d01db473..983be0dc 100644
--- a/core/module/config/config.php
+++ b/core/module/config/config.php
@@ -505,6 +505,9 @@ class config extends common
 						'captchaType' => $this->getInput('connectCaptchaType'),
 						'showPassword' => $this->getInput('connectShowPassword', helper::FILTER_BOOLEAN),
 						'redirectLogin' => $this->getInput('connectRedirectLogin', helper::FILTER_BOOLEAN)
+					],
+					'i18n' => [
+						'interface' => $this->getData(['config', 'i18n', 'interface'])
 					]
 				]
 			]);
diff --git a/core/module/translate/translate.php b/core/module/translate/translate.php
index 3febb635..2768c149 100644
--- a/core/module/translate/translate.php
+++ b/core/module/translate/translate.php
@@ -293,6 +293,9 @@ class translate extends common
 				file_put_contents(self::DATA_DIR . $this->getUrl(2) . '/locale.json', json_encode($data, JSON_UNESCAPED_UNICODE), LOCK_EX);
 			}
 
+			// Sauvegarde la langue de l'UI
+			$this->setData(['config', 'i18n', 'interface', $this->getInput('translateUI', null)]);
+
 			// Valeurs en sortie
 			$this->addOutput([
 				'redirect' => helper::baseUrl() . $this->getUrl(),