diff --git a/ipykernel/_version.py b/ipykernel/_version.py
index 96f5c1540..d3cddd7a3 100644
--- a/ipykernel/_version.py
+++ b/ipykernel/_version.py
@@ -5,7 +5,7 @@
 from typing import List
 
 # Version string must appear intact for tbump versioning
-__version__ = "6.14.0"
+__version__ = "6.15.0"
 
 # Build up version_info tuple for backwards compatibility
 pattern = r"(?P<major>\d+).(?P<minor>\d+).(?P<patch>\d+)(?P<rest>.*)"
diff --git a/pyproject.toml b/pyproject.toml
index c9c717ffe..3c6487ab1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "ipykernel"
-version = "6.14.0"
+version = "6.15.0"
 authors = [{name = "IPython Development Team", email = "ipython-dev@scipy.org"}]
 license = {file = "COPYING.md"}
 readme = "README.md"
@@ -61,7 +61,7 @@ artifacts = ["ipykernel_launcher.py"]
 skip = ["check-links"]
 
 [tool.tbump.version]
-current = "6.14.0"
+current = "6.15.0"
 regex = '''
   (?P<major>\d+)\.(?P<minor>\d+)\.(?P<patch>\d+)
   ((?P<channel>a|b|rc|.dev)(?P<release>\d+))?