diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3830bb3..c00e398 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,11 @@
 ChangeLog
 =========
 
+0.3.1 (2020-10-03)
+------------------
+
+* #15: Add support for PHP 8.0 (@phil-davis)
+
 0.3.0 (2020-10-03)
 ------------------
 
diff --git a/lib/Version.php b/lib/Version.php
index ad584e1..9ff2f29 100644
--- a/lib/Version.php
+++ b/lib/Version.php
@@ -16,5 +16,5 @@ class Version
     /**
      * Full version number.
      */
-    const VERSION = '0.3.0';
+    const VERSION = '0.3.1';
 }