diff --git a/sources b/sources
index 3afd91a..82fff62 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (vfrnav-20200429.tar.bz2) = 288d3dfbb07cd65f4c557a3c40fa23e4680b30bc77187b59bec855e9d760339bf1a769362912cb02d0535938b0776a515905d117fd845ba68c356eb04f28f280
+SHA512 (vfrnav-20201231.tar.bz2) = f80810696e8e0fe2e507aa4397912fbf7df690ed013de7ca038a8b0f519971a10d32003827b9d129a4387c1491e71d704e81febc158a1b839b5776b23df3dcd8
diff --git a/vfrnav.spec b/vfrnav.spec
index 141c3ff..b142bba 100644
--- a/vfrnav.spec
+++ b/vfrnav.spec
@@ -1,12 +1,11 @@
 Name:           vfrnav
-Version:        20200429
-Release:        5%{?dist}
+Version:        20201231
+Release:        1%{?dist}
 Summary:        VFR/IFR Navigation
 
 License:        GPLv2+
 URL:            https://gitlab.com/tsailer/vfrnav/
 Source0:        https://gitlab.com/tsailer/vfrnav/-/archive/%{version}/%{name}-%{version}.tar.bz2
-Patch0:         vfrnav-gps9.patch
 
 %bcond_without webservice
 %bcond_with wetterdl
@@ -462,8 +461,8 @@ fi
 %endif
 
 %changelog
-* Sat Jan  9 22:58:52 CET 2021 Sandro Mani <manisandro@gmail.com> - 20200429-5
-- Rebuild (podofo)
+* Mon Jan 11 2021 Thomas Sailer <t.sailer@alumni.ethz.ch> - 20201231-1
+- update to 20201231
 
 * Wed Nov 11 13:13:38 CET 2020 Sandro Mani <manisandro@gmail.com> - 20200429-4
 - Rebuild (proj, gdal)