diff --git a/libfftw.spec b/libfftw.spec
index 03fcd85..4edba67 100644
--- a/libfftw.spec
+++ b/libfftw.spec
@@ -1,6 +1,6 @@
 %define pkgver %(echo %version | tr _ -)
 Name:          libfftw
-Version:       3.3.9
+Version:       3.3.10
 Release:       1mamba
 Summary:       Fast Fourier Transform library
 Group:         System/Libraries
@@ -11,7 +11,6 @@ URL:           http://www.fftw.org/
 Source:        http://www.fftw.org/fftw-%{pkgver}.tar.gz
 License:       GPL
 Requires(post):%{__install_info}
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
 ## AUTOBUILDREQ-END
@@ -116,6 +115,9 @@ rm -f %{buildroot}%{_infodir}/dir
 %doc double/ChangeLog double/NEWS double/README* double/TODO
 
 %changelog
+* Thu Sep 16 2021 Automatic Build System <autodist@mambasoft.it> 3.3.10-1mamba
+- automatic version update by autodist
+
 * Tue Dec 15 2020 Automatic Build System <autodist@mambasoft.it> 3.3.9-1mamba
 - automatic version update by autodist