diff --git a/metadata.json b/metadata.json
index ce64290..ba7584f 100644
--- a/metadata.json
+++ b/metadata.json
@@ -42,7 +42,6 @@
     {
       "operatingsystem": "Ubuntu",
       "operatingsystemrelease": [
-        "18.04",
         "20.04"
       ]
     }