diff --git a/libtasn1-4.19.0.tar.gz b/libtasn1-4.20.0.tar.gz
similarity index 30%
rename from libtasn1-4.19.0.tar.gz
rename to libtasn1-4.20.0.tar.gz
index 4ebe34984b3788beb961d89963e8d2dcc0ea8372..9e41dfed2fac7e8bd849e4aa32ac314e851dbe6b 100644
Binary files a/libtasn1-4.19.0.tar.gz and b/libtasn1-4.20.0.tar.gz differ
diff --git a/libtasn1.spec b/libtasn1.spec
index 35d5a9b65e75fb40fe1d0c8c19a113e998d5fcdc..fcce8eb54b268354f9ec8abf1ebf40dd5004c5f8 100644
--- a/libtasn1.spec
+++ b/libtasn1.spec
@@ -1,7 +1,7 @@
 Summary:	Libtasn1 is a ASN.1 parsing library
 Name:		libtasn1
-Version:	4.19.0
-Release:	2
+Version:	4.20.0
+Release:	1
 
 # The libtasn1 library is LGPLv2+, utilities are GPLv3+
 License:	GPL-3.0-or-later AND LGPL-2.1-or-later
@@ -53,7 +53,7 @@ rm -f $RPM_BUILD_ROOT%{_infodir}/dir
 %make_build check
 
 %files
-%license doc/COPYING*
+%license COPYING*
 %doc AUTHORS NEWS README.md THANKS
 %{_bindir}/asn1*
 %{_libdir}/*.so.6*
@@ -70,6 +70,9 @@ rm -f $RPM_BUILD_ROOT%{_infodir}/dir
 %{_infodir}/*.info.*
 
 %changelog
+* Fri Feb 07 2025 Funda Wang <fundawang@yeah.net> - 4.20.0-1
+- update to 4.20.0
+
 * Sun Aug 25 2024 Funda Wang <fundawang@yeah.net> - 4.19.0-2
 - cleanup spec
 
diff --git a/libtasn1.yaml b/libtasn1.yaml
index 87f89331fa1cafc4efd64e63c097a1ec6c698023..950f98224ce7e7050b7257e7c9a533c61e5d4462 100644
--- a/libtasn1.yaml
+++ b/libtasn1.yaml
@@ -1,4 +1,4 @@
 version_control: git
 src_repo: https://gitlab.com/gnutls/libtasn1.git
-tag_prefix: ^libtasn1
-seperator: _
+tag_prefix: ^v
+separator: .