diff --git a/README.md b/README.md
index 4b6e259..002e044 100644
--- a/README.md
+++ b/README.md
@@ -173,8 +173,8 @@ Querying a document using a namespace:
 | Ruby     | Required      | Recommended |
 |:---------|:--------------|:------------|
 | MRI      | >= 2.3.0      | >= 2.6.0    |
-| Rubinius | >= 2.2        | >= 2.2.10   |
 | JRuby    | >= 1.7        | >= 1.7.12   |
+| Rubinius | Not supported |             |
 | Maglev   | Not supported |             |
 | Topaz    | Not supported |             |
 | mruby    | Not supported |             |