diff --git a/libcbor.changes b/libcbor.changes
index 6c7bdd2..30ed901 100644
--- a/libcbor.changes
+++ b/libcbor.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Tue Dec  7 15:27:11 UTC 2021 - Dirk Müller <dmueller@suse.com>
+
+- fix duplicate src package name issue on multibuild 
+
 -------------------------------------------------------------------
 Sun Dec  5 09:42:57 UTC 2021 - Dirk Müller <dmueller@suse.com>
 
diff --git a/libcbor.spec b/libcbor.spec
index 82b1788..5bf7eca 100644
--- a/libcbor.spec
+++ b/libcbor.spec
@@ -1,5 +1,5 @@
 #
-# spec file for package libcbor
+# spec file for package libcbor-doc
 #
 # Copyright (c) 2021 SUSE LLC
 #
@@ -21,14 +21,18 @@
 %define soage      0
 %define lname   libcbor%{socurrent}_%{sorevision}
 %global flavor @BUILD_FLAVOR@%{nil}
+%if "%{flavor}" == "doc"
+Name:           libcbor-doc
+%else
 Name:           libcbor
+%endif
 Version:        0.9.0
 Release:        0
 Summary:        Library for parsing Concise Binary Object Representation (CBOR)
 License:        MIT
 Group:          Development/Libraries/C and C++
 URL:            https://github.com/PJK/libcbor
-Source0:        https://github.com/PJK/libcbor/archive/v%{version}.tar.gz#/%{name}-%{version}.tar.gz
+Source0:        https://github.com/PJK/libcbor/archive/v%{version}.tar.gz
 %if "%{flavor}" == "doc"
 BuildRequires:  doxygen
 BuildRequires:  python3-Sphinx
@@ -47,19 +51,6 @@ a general-purpose schema-less binary data format.
 It supports flexible memory management, UTF-8, streams & incremental
 processing, and has a layered architecture.
 
-%package doc
-Summary:        Documentation for libcbor - Concise Binary Object Representation (CBOR)
-Group:          System/Libraries
-
-%description doc
-libcbor is a C99 library for parsing and generating CBOR (RFC 7049),
-a general-purpose schema-less binary data format.
-
-It supports flexible memory management, UTF-8, streams & incremental
-processing, and has a layered architecture.
-
-This package provides additional documentation.
-
 %package -n %{lname}
 Summary:        Library for parsing Concise Binary Object Representation (CBOR)
 Group:          System/Libraries
@@ -81,7 +72,7 @@ libcbor is a C library for parsing and generating CBOR.
 The libcbor-devel contains libraries and header files for libcbor.
 
 %prep
-%autosetup
+%autosetup -n libcbor-%{version}
 sed -i 's|${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR}/pkgconfig|${CMAKE_INSTALL_LIBDIR}/pkgconfig|' src/CMakeLists.txt
 
 %build
@@ -107,7 +98,7 @@ cp doc/build/man/* %{buildroot}%{_mandir}/man1
 %postun -n %{lname} -p /sbin/ldconfig
 
 %if "%{flavor}" == "doc"
-%files doc
+%files
 %doc CHANGELOG.md README.md
 %{_mandir}/*/*
 
diff --git a/libcbor-0.9.0.tar.gz b/v0.9.0.tar.gz
similarity index 100%
rename from libcbor-0.9.0.tar.gz
rename to v0.9.0.tar.gz