diff --git a/README.md b/README.md
index aa783d5..b197ea1 100644
--- a/README.md
+++ b/README.md
@@ -28,7 +28,7 @@ In addition to Roundcube core features, the following are made available with th
 * Support for PGP encryption with Enigma plugin by default.
 
 
-**Shipped version:** 1.6.5~ynh1
+**Shipped version:** 1.6.6~ynh1
 
 **Demo:** https://demo.yunohost.org/webmail/
 
diff --git a/README_fr.md b/README_fr.md
index 77686fc..3812309 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -29,7 +29,7 @@ En plus des fonctionnalités principales de Roundcube, les éléments suivants s
 * Prise en charge du chiffrement PGP avec le plugin Enigma installé par default.
 
 
-**Version incluse :** 1.6.5~ynh1
+**Version incluse :** 1.6.6~ynh1
 
 **Démo :** https://demo.yunohost.org/webmail/
 
diff --git a/conf/app.src b/conf/app.src
index 7b90fbd..5adbbeb 100644
--- a/conf/app.src
+++ b/conf/app.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://github.com/roundcube/roundcubemail/releases/download/1.6.5/roundcubemail-1.6.5.tar.gz
-SOURCE_SUM=6c830faa0674d917c426d9b694793743c51f8bf649cd6e7fc605957bcccd1730
+SOURCE_URL=https://github.com/roundcube/roundcubemail/releases/download/1.6.6/roundcubemail-1.6.6.tar.gz
+SOURCE_SUM=40e4d7505b01f401e757f7439930ed96b1245ffc3863dd326fcf21e0e5847c74
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=tar.gz
 SOURCE_IN_SUBDIR=true
diff --git a/manifest.json b/manifest.json
index 07c73bb..d2d4a6c 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
         "en": "Open Source Webmail software",
         "fr": "Webmail Open Source"
     },
-    "version": "1.6.5~ynh1",
+    "version": "1.6.6~ynh1",
     "url": "https://roundcube.net/",
     "upstream": {
         "license": "GPL-3.0-only",
@@ -31,7 +31,7 @@
         "mysql"
     ],
     "arguments": {
-        "install" : [
+        "install": [
             {
                 "name": "domain",
                 "type": "domain"
@@ -49,7 +49,12 @@
                     "en": "Choose the application language",
                     "fr": "Choisissez la langue de l'application"
                 },
-                "choices": ["de_DE", "en_GB", "fr_FR", "it_IT"],
+                "choices": [
+                    "de_DE",
+                    "en_GB",
+                    "fr_FR",
+                    "it_IT"
+                ],
                 "default": "en_GB"
             },
             {