diff --git a/nix/sources.json b/nix/sources.json
index 654eb6a..8c382b5 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -23,19 +23,19 @@
         "homepage": "https://mattermost.com",
         "owner": "mattermost",
         "repo": "mattermost-server",
-        "rev": "8f352436049776b5bd7c006bb03992d8fe2f029f",
-        "sha256": "1sy0kydp87pwby0whgq678jq1zpivqndip81787r9b3dqcyq47cp",
+        "rev": "5fa8499602d061b4e8d7c71800bfaab89e27493d",
+        "sha256": "1b2hjcsmqrq00dz9n57sml32g7j89xwq5l8ayla6riwank19hhsg",
         "type": "tarball",
-        "url": "https://github.com/mattermost/mattermost-server/archive/refs/tags/v6.1.2.tar.gz",
+        "url": "https://github.com/mattermost/mattermost-server/archive/refs/tags/v6.1.3.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/refs/tags/v<version>.tar.gz",
-        "version": "6.1.2"
+        "version": "6.1.3"
     },
     "mattermost-webapp": {
-        "sha256": "1m337g6yqjmfk1n39l8sx83hrz0fzipwkqvnkwj7nrs7j3yhndw0",
+        "sha256": "039ipjc9c8qlhq2d5xyy3qm6nha5p0x721pjd6gzxy56skgd8ill",
         "type": "tarball",
-        "url": "https://releases.mattermost.com/6.1.2/mattermost-6.1.2-linux-amd64.tar.gz",
+        "url": "https://releases.mattermost.com/6.1.3/mattermost-6.1.3-linux-amd64.tar.gz",
         "url_template": "https://releases.mattermost.com/<version>/mattermost-<version>-linux-amd64.tar.gz",
-        "version": "6.1.2"
+        "version": "6.1.3"
     },
     "niv": {
         "branch": "master",