diff --git a/CHANGES.md b/CHANGES.md
index 125c18d..822fd1b 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -2,6 +2,9 @@
 
 ## Unreleased
 
+## 1.9.1
+* Upgrade commons-compress to 1.24.0 due to CVE-2023-42503
+
 ## 1.9.0
 * Built using Avro 1.11.3
 
diff --git a/build.gradle b/build.gradle
index 8e416a3..e9062bc 100644
--- a/build.gradle
+++ b/build.gradle
@@ -21,7 +21,7 @@ plugins {
 // support.
 
 group = "com.github.davidmc24.gradle.plugin"
-version = "1.9.1-SNAPSHOT"
+version = "1.9.1"
 
 def isCI = System.getenv("CI") == "true"