diff --git a/python313.changes b/python313.changes
index f221bf2..e47b4d5 100644
--- a/python313.changes
+++ b/python313.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Sat Jun 21 14:32:16 UTC 2025 - Marcus Meissner <meissner@suse.com>
+
+- adjusted sofilename for "nogil" build correctly.
+
 -------------------------------------------------------------------
 Wed Jun 11 22:02:59 UTC 2025 - Matej Cepl <mcepl@cepl.eu>
 
diff --git a/python313.spec b/python313.spec
index 2ceabb0..bdccbe2 100644
--- a/python313.spec
+++ b/python313.spec
@@ -140,7 +140,11 @@
 # version part of "libpython" package
 %define         so_major 1
 %define         so_minor 0
+%if "%{abi_kind}" == "t"
+%define         so_version %{python_version_soname}t%{so_major}_%{so_minor}
+%else
 %define         so_version %{python_version_soname}%{abi_kind}-%{so_major}_%{so_minor}
+%endif
 # rpm and python have different ideas about what is an arch-dependent name, so:
 %if "%{__isa_name}" == "ppc"
 %define archname %(echo %{_arch} | sed s/ppc/powerpc/)