diff --git a/alsa-sof-firmware.spec b/alsa-sof-firmware.spec
index ffe5161..31daf4c 100644
--- a/alsa-sof-firmware.spec
+++ b/alsa-sof-firmware.spec
@@ -1,7 +1,7 @@
 #%global sof_commit 72a04d57d04c2df6e9dbf4eba0a98f40c252ee0b
 Name:          alsa-sof-firmware
-Version:       2023.12.1
-Release:       1mamba
+Version:       2024.03
+Release:       2mamba
 Summary:       Firmware and topology files for Sound Open Firmware project
 Group:         System/Kernel and Hardware
 Vendor:        openmamba
@@ -46,7 +46,7 @@ cp -ar sof* %{buildroot}/usr/lib/firmware/intel/
 FILEDIR=$(pwd)
 pushd %{buildroot}/usr/lib/firmware
 find -P . -name "*.ri" | sed -e '/^.$/d' > $FILEDIR/alsa-sof-firmware.files
-#find -P . -name "*.tplg" | sed -e '/^.$/d' >> $FILEDIR/alsa-sof-firmware.files
+find -P . -name "*.tplg" | sed -e '/^.$/d' >> $FILEDIR/alsa-sof-firmware.files
 find -P . -name "*.ldc" | sed -e '/^.$/d' > $FILEDIR/alsa-sof-firmware.debug-files
 find -P . -type d | sed -e '/^.$/d' > $FILEDIR/alsa-sof-firmware.dirs
 popd
@@ -56,25 +56,45 @@ sed -i -e 's!^!/usr/lib/firmware/!' alsa-sof-firmware.{files,debug-files,dirs}
 sed -e 's/^/%%dir /' alsa-sof-firmware.dirs >> alsa-sof-firmware.files
 cat alsa-sof-firmware.files
 
-#install -d -m0755 %{buildroot}%{_bindir}
-#cp -a tools/* %{buildroot}%{_bindir}/
-
 %clean
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
 
 %pretrans -p <lua>
+-- allow replacing link with dir
 path = "/lib/firmware/intel/sof-tplg"
 st = posix.stat(path)
 if st and st.type == "link" then
   os.remove(path)
 end
+-- allow replacing dir with symlink
+path = "/lib/firmware/intel/sof-ace-tplg"
+st = posix.stat(path)
+if st and st.type == "directory" then
+  status = os.rename(path, path .. ".rpmmoved")
+  if not status then
+    suffix = 0
+    while not status do
+      suffix = suffix + 1
+      status = os.rename(path .. ".rpmmoved", path .. ".rpmmoved." .. suffix)
+    end
+    os.rename(path, path .. ".rpmmoved")
+  end
+end
+
+%posttrans
+# Cleanup after pretrans script above
+if [ -e /usr/lib/firmware/intel/sof-ace-tplg.rpmmoved ]; then
+   rm -rf /usr/lib/firmware/intel/sof-ace-tplg.rpmmoved
+fi
+:
 
 %files -f alsa-sof-firmware.files
 %defattr(-,root,root)
+%dir /usr/lib/firmware/intel/sof
+/usr/lib/firmware/intel/sof-ace-tplg
+%dir /usr/lib/firmware/intel/sof-ipc4
+%dir /usr/lib/firmware/intel/sof-ipc4-tplg
 %dir /usr/lib/firmware/intel/sof-tplg
-/usr/lib/firmware/intel/sof-tplg/*
-%dir /usr/lib/firmware/intel/sof-ace-tplg
-/usr/lib/firmware/intel/sof-ace-tplg/*
 %doc LICENCE.*
 
 #%files tools
@@ -86,6 +106,12 @@ end
 %defattr(-,root,root)
 
 %changelog
+* Thu Apr 11 2024 Silvan Calarco <silvan.calarco@mambasoft.it> 2024.03-2mamba
+- add pretrans lua code to replce a dir with symlink on update
+
+* Thu Apr 11 2024 Automatic Build System <autodist@openmamba.org> 2024.03-1mamba
+- automatic version update by autodist
+
 * Thu Mar 07 2024 Automatic Build System <autodist@openmamba.org> 2023.12.1-1mamba
 - automatic version update by autodist