diff --git a/ChangeLog.md b/ChangeLog.md
index 856d055..80fb7d0 100644
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -5,9 +5,10 @@
 
 # SW360 Base Library for Python
 
-## NEXT
+## V1.5.1
 
 * update requests 2.31.0 => 2.32.2 to fix CVE-2024-35195.
+* update transient dependencies.
 
 ## V1.5.0
 
diff --git a/sw360/__init__.py b/sw360/__init__.py
index 4e1a83e..3afedce 100644
--- a/sw360/__init__.py
+++ b/sw360/__init__.py
@@ -7,7 +7,7 @@
 # SPDX-License-Identifier: MIT
 # -------------------------------------------------------------------------------
 
-__version__ = (1, 5, 0)
+__version__ = (1, 5, 1)
 
 from .sw360_api import SW360
 from .sw360error import SW360Error