diff --git a/pyproject.toml b/pyproject.toml
index f99cfab..f357cbb 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -8,7 +8,7 @@ packages = [
   {include = "nbmake", from = "src"},
 ]
 readme = "README.md"
-version = "v1.5.0"
+version = "v1.5.1"
 
 [tool.poetry.plugins."pytest11"]
 nbmake = "nbmake.pytest_plugin"