diff --git a/CHANGELOG.md b/CHANGELOG.md
index 878512e..678e111 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Changelog
 
+## 2.3.1 - 2019-03-30
+
+- Switched to a pure CSS "No Avatar" image instead of the no-avatar.gif that was not always available in some 3rd-party styles.
+- Fix possible install issues related to its ACP modules.
+- Miscellaneous minor code improvements.
+
 ## 2.3.0 - 2018-01-20
 
 - Updated for phpBB 3.2. Compatibility with 3.1 ended.
diff --git a/composer.json b/composer.json
index d05a32d..ad4e9ff 100644
--- a/composer.json
+++ b/composer.json
@@ -3,7 +3,7 @@
 	"type": "phpbb-extension",
 	"description": "A phpBB extension that displays a short excerpt of text from the first post in a tooltip while the mouse hovers over a topic’s title.",
 	"homepage": "https://github.com/VSEphpbb/topicpreview",
-	"version": "2.3.1-dev",
+	"version": "2.3.1",
 	"keywords": ["phpbb", "extension", "topic", "preview"],
 	"license": "GPL-2.0-only",
 	"authors": [