diff --git a/conf/amd64.src b/conf/amd64.src
index 87fd7ab..bf63faf 100644
--- a/conf/amd64.src
+++ b/conf/amd64.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://releases.mattermost.com/6.5.0/mattermost-team-6.5.0-linux-amd64.tar.gz
-SOURCE_SUM=6e9f7645a686da4d2cd40d68cfebbdc3f2f8724af4506794d55a68e8b6cf0bd9
+SOURCE_URL=https://releases.mattermost.com/6.6.0/mattermost-team-6.6.0-linux-amd64.tar.gz
+SOURCE_SUM=80646d60b011e86f50e50dc589e6e7791f359a9da02be947f3b81c00ce1c9491
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=tar.gz
 SOURCE_IN_SUBDIR=true
diff --git a/conf/arm64.src b/conf/arm64.src
index 4b8cd96..ffe45ad 100644
--- a/conf/arm64.src
+++ b/conf/arm64.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://github.com/SmartHoneybee/ubiquitous-memory/releases/download/v6.5.0/mattermost-v6.5.0-linux-arm64.tar.gz
-SOURCE_SUM=b834c041dca404b5da0227467f2e3da77e9f784c6424c43d872f5abf2a5194a4
+SOURCE_URL=https://github.com/SmartHoneybee/ubiquitous-memory/releases/download/v6.6.0/mattermost-v6.6.0-linux-arm64.tar.gz
+SOURCE_SUM=58b953dd32398a5cb61e6f58c62283ef6cde5d99d298f9c8c0d8ebfdc92a6da6
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=tar.gz
 SOURCE_IN_SUBDIR=true
diff --git a/conf/armhf.src b/conf/armhf.src
index 5d02a1c..f783132 100644
--- a/conf/armhf.src
+++ b/conf/armhf.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://github.com/SmartHoneybee/ubiquitous-memory/releases/download/v6.5.0/mattermost-v6.5.0-linux-arm.tar.gz
-SOURCE_SUM=973d68bc1f464b6ef5d54405257b51cd0a3245dc978acea62038517bc7b88bcf
+SOURCE_URL=https://github.com/SmartHoneybee/ubiquitous-memory/releases/download/v6.6.0/mattermost-v6.6.0-linux-arm.tar.gz
+SOURCE_SUM=8ef7af1eee56793debe128d209af74f6d328f710b9e01a5f9790d671177938c0
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=tar.gz
 SOURCE_IN_SUBDIR=true
diff --git a/conf/enterprise.src b/conf/enterprise.src
index 6718280..b007b20 100644
--- a/conf/enterprise.src
+++ b/conf/enterprise.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://releases.mattermost.com/6.5.0/mattermost-enterprise-6.5.0-linux-amd64.tar.gz
-SOURCE_SUM=2ec39e64cc58e6e7213aad09c48401fa7e0d8df22c9720d9880f6d66097a9279
+SOURCE_URL=https://releases.mattermost.com/6.6.0/mattermost-enterprise-6.6.0-linux-amd64.tar.gz
+SOURCE_SUM=c5720abdd6042fb6a1746fb00c7b4fbf347c4d6e9b405058d7908766e6643a12
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=tar.gz
 SOURCE_IN_SUBDIR=true
diff --git a/manifest.json b/manifest.json
index c47f33c..7bf1e8b 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
         "en": "Open source collaboration platform built for developers",
         "fr": "Plateforme de collaboration open source conçue pour les développeurs"
     },
-    "version": "6.5.0~ynh2",
+    "version": "6.6.0~ynh1",
     "url": "http://www.mattermost.org/",
     "upstream": {
         "license": "GPL-3.0-only",