diff --git a/conf/app.src b/conf/app.src
index 0f1b6cc..05ef044 100644
--- a/conf/app.src
+++ b/conf/app.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://github.com/roundcube/roundcubemail/releases/download/1.5.2/roundcubemail-1.5.2.tar.gz
-SOURCE_SUM=e8ddba93e308903a5603535eb98b9392a34078fec0355f658f0e7facc424c683
+SOURCE_URL=https://github.com/roundcube/roundcubemail/releases/download/1.6-beta/roundcubemail-1.6-beta-complete.tar.gz
+SOURCE_SUM=db8f400d64ad9ed8a75205af2bcbf9372b8944042a331f562b6e2484f64127e2
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=tar.gz
 SOURCE_IN_SUBDIR=true
diff --git a/manifest.json b/manifest.json
index 3fccce9..8512f6a 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
         "en": "Open Source Webmail software",
         "fr": "Webmail Open Source"
     },
-    "version": "1.5.2~ynh1",
+    "version": "1.6.0~ynh1",
     "url": "https://roundcube.net/",
     "upstream": {
         "license": "GPL-3.0-only",