diff --git a/CHANGELOG.md b/CHANGELOG.md
index be31827..afbf8dc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Changelog
 
+## 9.5.1
+
+### Changes
+
+- Correct ISO format for MSGraphConnection timestamps (PR #706)
+
 ## 9.5.0
 
 ### Added
diff --git a/parsedmarc/constants.py b/parsedmarc/constants.py
index 36f2a3a..31e80ae 100644
--- a/parsedmarc/constants.py
+++ b/parsedmarc/constants.py
@@ -1,3 +1,3 @@
-__version__ = "9.5.0"
+__version__ = "9.5.1"
 
 USER_AGENT = f"parsedmarc/{__version__}"