diff --git a/metadata.json b/metadata.json
index 765c47bf..b2c29643 100644
--- a/metadata.json
+++ b/metadata.json
@@ -13,7 +13,8 @@
         "3.12",
         "3.14",
         "3.16",
-        "3.18"
+        "3.18",
+        "3.20"
     ],
     "url": "https://github.com/projecthamster/shell-extension.git",
     "uuid": "hamster@projecthamster.wordpress.com",