diff --git a/meep.spec b/meep.spec
index e9b9a43..9539aab 100644
--- a/meep.spec
+++ b/meep.spec
@@ -1,5 +1,5 @@
 Name:          meep
-Version:       1.27.0
+Version:       1.28.0
 Release:       1mamba
 Summary:       A free finite-difference time-domain (FDTD) simulation software package
 Group:         Applications/Scientific
@@ -16,13 +16,12 @@ BuildRequires: libctl-devel
 BuildRequires: libfftw-devel
 BuildRequires: libgc-devel
 BuildRequires: libgcc
-BuildRequires: libgmp-devel
 BuildRequires: libgsl-devel
 BuildRequires: libguile-devel
 BuildRequires: libharminv-devel
 BuildRequires: libhdf5-devel
 BuildRequires: libopenblas-devel
-BuildRequires: libpython310-devel
+BuildRequires: libpython311-devel
 BuildRequires: libquadmath-devel
 BuildRequires: libstdc++6-devel
 BuildRequires: libunistring-devel
@@ -106,14 +105,17 @@ This package contains the Python bindings to %{name}.
 
 %files -n python-%{name}
 %defattr(-,root,root)
-%dir %{python310_sitearch}/meep
-%{python310_sitearch}/meep/*
+%dir %{python3_sitearch}/meep
+%{python3_sitearch}/meep/*
 %ifarch x86_64 aarch64
-%dir %{python310_sitelib}/meep
-%{python310_sitelib}/meep/*
+%dir %{python3_sitelib}/meep
+%{python3_sitelib}/meep/*
 %endif
 
 %changelog
+* Sun Dec 10 2023 Automatic Build System <autodist@mambasoft.it> 1.28.0-1mamba
+- automatic version update by autodist
+
 * Wed Aug 23 2023 Automatic Build System <autodist@mambasoft.it> 1.27.0-1mamba
 - automatic version update by autodist