diff --git a/conf/app.src b/conf/app.src
index 7d0ae16..59f4a80 100644
--- a/conf/app.src
+++ b/conf/app.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://releases.rocket.chat/5.4.2/download
-SOURCE_SUM=438ec6b3e0ed2ff0b83b389ba2fd6f552388117095ecf2cdaef31c1818b710cc
+SOURCE_URL=https://releases.rocket.chat/5.4.3/download
+SOURCE_SUM=f8b774f35bde97c601c4061e90747cb4a724646f5865e8074064ab24b9c68d0b
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=tar.gz
 SOURCE_IN_SUBDIR=true
diff --git a/manifest.json b/manifest.json
index e10ac0f..6ab9ac5 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
         "en": "Team collaboration communication platform",
         "fr": "Plateforme de communication collaborative en équipe"
     },
-    "version": "5.4.2~ynh1",
+    "version": "5.4.3~ynh1",
     "url": "https://rocket.chat",
     "upstream": {
         "license": "GPL-3.0",