diff --git a/.python-version b/.python-version
index 1281604a..36435ac6 100644
--- a/.python-version
+++ b/.python-version
@@ -1 +1 @@
-3.10.7
+3.10.8
diff --git a/ChangeLog.md b/ChangeLog.md
index efb069cc..4c04a484 100644
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -9,7 +9,7 @@ produce the Windows executables and installer.
 
 ---
 
-* We now test against, and package with, Python 3.10.7.
+* We now test against, and package with, Python 3.10.8.
 
   **As a consequence of this we no longer support Windows 7.  
   This is due to
@@ -27,6 +27,12 @@ produce the Windows executables and installer.
 
 ---
 
+Pre-Release 5.5.1-alpha0
+===
+* We now test against, and package with, Python 3.10.8.
+
+---
+
 Release 5.5.0
 ===