diff --git a/NEWS.md b/NEWS.md
index 3b59f71..184fa30 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,4 +1,4 @@
-# 2.3.1 IN-PROGRESS
+# 2.3.1 2021-12-16
 
 * Upgrade to Log4J 2.16.0. (CVE-2021-44228) (EDGRTAC-50)
 
diff --git a/pom.xml b/pom.xml
index 2a58412..4640860 100644
--- a/pom.xml
+++ b/pom.xml
@@ -2,7 +2,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.folio</groupId>
   <artifactId>edge-rtac</artifactId>
-  <version>2.3.0</version>
+  <version>2.3.1-SNAPSHOT</version>
   <packaging>jar</packaging>
 
   <name>Edge API - Real Time Availability Check</name>