diff --git a/docs/CHANGELOG.md b/docs/CHANGELOG.md
index dbeadb6256..5545ce4db4 100644
--- a/docs/CHANGELOG.md
+++ b/docs/CHANGELOG.md
@@ -1,5 +1,15 @@
 # Changelog
 
+## v3.1.1
+
+This is a security fix release to address advisory
+GHSA-77hh-43cm-v8j6. The issue does **not** affect tuf.ngclient
+users, but could affect tuf.api.metadata users.
+
+### Changed
+* Added additional input validation to
+  `tuf.api.metadata.Targets.get_delegated_role()`
+
 ## v3.1.0
 
 ### Added
diff --git a/tuf/__init__.py b/tuf/__init__.py
index 36723485d3..56299e374f 100755
--- a/tuf/__init__.py
+++ b/tuf/__init__.py
@@ -5,4 +5,4 @@
 """
 
 # This value is used in the requests user agent.
-__version__ = "3.1.0"
+__version__ = "3.1.1"