diff --git a/.gitignore b/.gitignore
index 6439bb4..0fe1804 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,3 +6,4 @@
 /xmedcon-0.23.0.tar.bz2
 /xmedcon-0.24.0.tar.bz2
 /xmedcon-0.24.1.tar.bz2
+/xmedcon-0.25.3.tar.bz2
diff --git a/sources b/sources
index 4c73c7f..a3c7981 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (xmedcon-0.24.1.tar.bz2) = f147439b97bd02186df4cdf62d52ab036d395d1b25e89ebc909ae3e0ef925123422e89643a5c7e8f0041d229c04b918838e7d8e4077fdd7bc264a1d916ad5fee
+SHA512 (xmedcon-0.25.3.tar.bz2) = 7acd7be6341cc92002116e16a8e975e290a232a9ed68e769365f183779f3a05ffd08b5752e5d77b7b91febb6a7577ff3573a4bc91757c6c5fe36acfbbbc2401c
diff --git a/xmedcon.spec b/xmedcon.spec
index c2052b9..4edb63f 100644
--- a/xmedcon.spec
+++ b/xmedcon.spec
@@ -1,14 +1,17 @@
 Name:           xmedcon
-Version:        0.24.1
+Version:        0.25.3
 Release:        %autorelease
 Summary:        A medical image conversion utility and library
 
 # Please refer to http://xmedcon.sourceforge.net/pub/readme/README for details
 # None of the libraries are bundled, they are appear to be modified versions of code taken
 # from the respective sources
-# License needs more looking into to confirm correctness. All licenses are FOSS compatible though
-# Automatically converted from old format: LGPLv2+ and Copyright only and MIT and BSD and libtiff - review is highly recommended.
-License:        LGPL-2.1-or-later AND LicenseRef-Callaway-Copyright-only AND LicenseRef-Callaway-MIT AND LicenseRef-Callaway-BSD and libtiff
+# Breakdown
+# ./source: GPLv2+
+# ./libs/nifti: Public Domain
+# ./libs/tpc: LGPLv2.1+
+# spdx verified
+License:        GPL-2.0-or-later and LGPL-2.1-or-later AND LicenseRef-Fedora-Public-Domain
 URL:            http://xmedcon.sourceforge.net/
 Source0:        http://downloads.sourceforge.net/%{name}/%{name}-%{version}.tar.bz2
 Source1:        %{name}.desktop
@@ -100,7 +103,7 @@ desktop-file-install                                    \
 --dir=${RPM_BUILD_ROOT}%{_datadir}/applications         \
 %{SOURCE1}
 
-appstream-util validate-relax --nonet ${RPM_BUILD_ROOT}%{_datadir}/appdata/*.appdata.xml
+appstream-util validate-relax --nonet ${RPM_BUILD_ROOT}%{_datadir}/metainfo/xmedcon.appdata.xml
 
 # remove static libraries
 find $RPM_BUILD_ROOT -name "*.a" -execdir rm -fv '{}' \;
@@ -117,7 +120,7 @@ find $RPM_BUILD_ROOT -name "*.la" -execdir rm -fv '{}' \;
 %{_bindir}/%{name}
 %{_libdir}/*so.*
 %{_mandir}/man1/*
-%{_datadir}/appdata/%{name}.appdata.xml
+%{_datadir}/metainfo/xmedcon.appdata.xml
 %{_datadir}/applications/%{name}.desktop
 %{_datadir}/icons/hicolor/48x48/apps/%{name}.png