diff --git a/README.md b/README.md
index 8c4fc4663..d738adcab 100644
--- a/README.md
+++ b/README.md
@@ -76,7 +76,6 @@ We typically release new minor versions of the CodeQL Action and Bundle when a n
 | `v4.33.0` | `2.24.3` | Enterprise Server 3.21 | |
 | `v4.31.10` | `2.23.9` | Enterprise Server 3.20 | |
 | `v3.29.11` | `2.22.4` | Enterprise Server 3.19 | |
-| `v3.28.21` | `2.21.3` | Enterprise Server 3.18 | |
 
 See the full list of GHES release and deprecation dates at [GitHub Enterprise Server releases](https://docs.github.com/en/enterprise-server/admin/all-releases#releases-of-github-enterprise-server).