diff --git a/python-poetry-core.spec b/python-poetry-core.spec
index 13a5d08..206f57a 100644
--- a/python-poetry-core.spec
+++ b/python-poetry-core.spec
@@ -1,6 +1,6 @@
 %define pkgname %(echo %name | cut -d- -f2- | tr - _)
 Name:          python-poetry-core
-Version:       1.3.2
+Version:       1.5.1
 Release:       1mamba
 Summary:       Poetry PEP 517 Build Backend
 Group:         System/Libraries
@@ -8,7 +8,7 @@ Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           https://github.com/python-poetry/poetry-core
-Source:        http://pypi.debian.net/poetry-core/poetry-core-%{version}.tar.gz
+Source:        http://pypi.debian.net/poetry-core/poetry_core-%{version}.tar.gz
 License:       MIT
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: libpython3-devel
@@ -23,7 +23,7 @@ BuildRequires: python3.7dist(importlib-metadata)
 %endif
 
 %prep
-%setup -q -n poetry-core-%{version}
+%setup -q -n poetry_core-%{version}
 
 %build
 CFLAGS="%{optflags}" %{__python} -m build --no-isolation --wheel
@@ -48,5 +48,8 @@ CFLAGS="%{optflags}" %{__python} -m build --no-isolation --wheel
 %doc LICENSE
 
 %changelog
+* Thu Mar 09 2023 Silvan Calarco <silvan.calarco@mambasoft.it> 1.5.1-1mamba
+- update to 1.5.1
+
 * Mon Nov 07 2022 Silvan Calarco <silvan.calarco@mambasoft.it> 1.3.2-1mamba
 - package created using the webbuild interface