diff --git a/metadata.json b/metadata.json
index 673dce7..b039a8d 100644
--- a/metadata.json
+++ b/metadata.json
@@ -1,51 +1,50 @@
 {
   "name": "puppet-unattended_upgrades",
   "version": "6.0.1-rc0",
   "author": "Vox Pupuli",
   "summary": "Provides an interface for managing Apt unattended_upgrades with Puppet",
   "license": "Apache-2.0",
   "source": "https://github.com/voxpupuli/puppet-unattended_upgrades.git",
   "project_page": "https://github.com/voxpupuli/puppet-unattended_upgrades",
   "issues_url": "https://github.com/voxpupuli/puppet-unattended_upgrades/issues",
   "tags": [
     "unattended-upgrades",
     "unattended_upgrades",
     "apt",
     "patching",
     "security",
     "debian"
   ],
   "operatingsystem_support": [
     {
       "operatingsystem": "Debian",
       "operatingsystemrelease": [
         "10",
         "11"
       ]
     },
     {
       "operatingsystem": "Ubuntu",
       "operatingsystemrelease": [
         "18.04",
-        "20.04",
-        "21.04"
+        "20.04"
       ]
     }
   ],
   "requirements": [
     {
       "name": "puppet",
       "version_requirement": ">= 6.1.0 < 8.0.0"
     }
   ],
   "dependencies": [
     {
       "name": "puppetlabs/stdlib",
       "version_requirement": ">= 4.13.1 < 9.0.0"
     },
     {
       "name": "puppetlabs/apt",
       "version_requirement": ">= 2.2.0 < 9.0.0"
     }
   ]
 }