diff --git a/README.md b/README.md
index 6d344b1..376e27a 100644
--- a/README.md
+++ b/README.md
@@ -26,7 +26,7 @@ Rocket.Chat is an open-source fully customizable communications platform develop
 - Mobile Apps for [iOS](https://apps.apple.com/app/rocket-chat/id1148741252) and [Android](https://play.google.com/store/apps/details?id=chat.rocket.android)
 - Desktop Apps for [macOS](https://apps.apple.com/br/app/rocket-chat/id1086818840), [Linux](https://snapcraft.io/rocketchat-desktop) and [Windows](https://releases.rocket.chat/desktop/latest/download)
 
-**Shipped version:** 5.1.0~ynh1
+**Shipped version:** 5.1.1~ynh1
 
 
 **Demo:** https://cloud.rocket.chat/trial
diff --git a/README_fr.md b/README_fr.md
index df5e6c7..d3eb922 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -26,7 +26,7 @@ Rocket.Chat est une plate-forme de communication open source entièrement person
 - Applications mobiles pour [iOS](https://apps.apple.com/app/rocket-chat/id1148741252) et [Android](https://play.google.com/store/apps/details?id=chat.rocket.android)
 - Applications de bureau pour [macOS](https://apps.apple.com/br/app/rocket-chat/id1086818840), [Linux](https://snapcraft.io/rocketchat-desktop) et [Windows](https://releases.rocket.chat/desktop/latest/download)
 
-**Version incluse :** 5.1.0~ynh1
+**Version incluse :** 5.1.1~ynh1
 
 
 **Démo :** https://cloud.rocket.chat/trial
diff --git a/conf/app.src b/conf/app.src
index d7bc9e6..fd5235a 100644
--- a/conf/app.src
+++ b/conf/app.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://releases.rocket.chat/5.1.0/download
-SOURCE_SUM=7f30861d5f22d95a68fd49e10454f741c8687955fdbb9fef8e07ba1ca1a6db0a
+SOURCE_URL=https://releases.rocket.chat/5.1.1/download
+SOURCE_SUM=8ab92a3962a364f159ea4eb7052386096c50a9792f6c3a2ded2a4859c7e06770
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=tar.gz
 SOURCE_IN_SUBDIR=true
diff --git a/manifest.json b/manifest.json
index a5abd01..b44d1e8 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
         "en": "Team collaboration communication platform",
         "fr": "Plateforme de communication collaborative en équipe"
     },
-    "version": "5.1.0~ynh1",
+    "version": "5.1.1~ynh1",
     "url": "https://rocket.chat",
     "upstream": {
         "license": "GPL-3.0",
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 8170e19..dad3295 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -333,7 +333,7 @@ ynh_install_mongo() {
     mongo_version="${mongo_version:-$YNH_MONGO_VERSION}"
 
     ynh_print_info --message="Installing MongoDB Community Edition..."
-    ynh_install_extra_app_dependencies --repo="deb http://repo.mongodb.org/apt/debian buster/mongodb-org/$mongo_version main" --package="mongodb-org mongodb-org-server mongodb-org-tools mongodb-mongosh" --key="https://www.mongodb.org/static/pgp/server-$mongo_version.asc"
+    ynh_install_extra_app_dependencies --repo="deb http://repo.mongodb.org/apt/debian bullseye/mongodb-org/$mongo_version main" --package="mongodb-org mongodb-org-server mongodb-org-tools mongodb-mongosh" --key="https://www.mongodb.org/static/pgp/server-$mongo_version.asc"
     mongodb_servicename=mongod
 
     # Make sure MongoDB is started and enabled