diff --git a/config/software/mattermost.rb b/config/software/mattermost.rb
index b4201385247a2b30188a8da4d2939df6875e0c16_Y29uZmlnL3NvZnR3YXJlL21hdHRlcm1vc3QucmI=..fe1c7d26fa735ffcc0da29f594c85aaa6d900f72_Y29uZmlnL3NvZnR3YXJlL21hdHRlcm1vc3QucmI= 100644
--- a/config/software/mattermost.rb
+++ b/config/software/mattermost.rb
@@ -18,6 +18,6 @@
 
 name 'mattermost'
 
-default_version '10.2.3'
+default_version '10.4.2'
 
 source url: "https://releases.mattermost.com/#{version}/mattermost-team-#{version}-linux-amd64.tar.gz",
@@ -22,6 +22,6 @@
 
 source url: "https://releases.mattermost.com/#{version}/mattermost-team-#{version}-linux-amd64.tar.gz",
-       sha256: 'b18ad8db0ae03c863fa4cb7f611584794776e9a1df52cf19c4bb90ce86938eef'
+       sha256: '25c4d26bac4065441a3f0a85349a390286ee4a77f5c207d6a10c2497e425b8cc'
 relative_path 'mattermost'
 
 license_name = 'GITLAB-MATTERMOST-COMPILED-LICENSE.txt'