diff --git a/metadata.json b/metadata.json
index 28d481ca..d29f72fc 100644
--- a/metadata.json
+++ b/metadata.json
@@ -30,7 +30,6 @@
     {
       "operatingsystem": "Ubuntu",
       "operatingsystemrelease": [
-        "18.04",
         "20.04"
       ]
     },