diff --git a/CHANGELOG.md b/CHANGELOG.md
index 228da6c2..7237173b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,15 @@
 # Changelog
 All notable changes to Ergo will be documented in this file.
 
+## [2.11.1] - 2022-01-22
+
+Ergo 2.11.1 is a bugfix release, fixing a denial-of-service issue in our websocket implementation. We regret the oversight.
+
+This release includes no changes to the config file format or database file format.
+
+### Security
+* Fixed a denial-of-service issue affecting websocket clients (#2039)
+
 ## [2.11.0] - 2022-12-25
 
 We're pleased to be publishing v2.11.0, a new stable release. This is another bugfix release aimed at improving client compatibility and keeping up with the IRCv3 specification process.
diff --git a/irc/version.go b/irc/version.go
index 8f92a7c6..bd220a77 100644
--- a/irc/version.go
+++ b/irc/version.go
@@ -7,7 +7,7 @@ import "fmt"
 
 const (
 	// SemVer is the semantic version of Ergo.
-	SemVer = "2.11.0"
+	SemVer = "2.11.1"
 )
 
 var (