diff --git a/octave.spec b/octave.spec
index 9ef720e..7685040 100644
--- a/octave.spec
+++ b/octave.spec
@@ -1,6 +1,6 @@
 Name:          octave
 Version:       8.4.0
-Release:       1mamba
+Release:       2mamba
 Summary:       A high-level language, primarily intended for numerical computations
 Group:         Applications/Mathematics
 Vendor:        openmamba
@@ -13,7 +13,6 @@ Patch0:        %{name}-3.4.2-curl_remove_include.patch
 Patch1:        octave-4.0.3-gcc-6.1.0.patch
 License:       GPL
 ## AUTOBUILDREQ-BEGIN
-#liblapack.so.3()(64bit): .so link not found
 BuildRequires: gcc-fortran
 BuildRequires: glibc-devel
 BuildRequires: libGraphicsMagick-devel
@@ -45,7 +44,6 @@ BuildRequires: libpcre2-devel
 BuildRequires: libportaudio-devel
 BuildRequires: libqhull-devel
 BuildRequires: libqrupdate-devel
-BuildRequires: libquadmath-devel
 BuildRequires: libreadline-devel
 BuildRequires: libsndfile-devel
 BuildRequires: libstdc++6-devel
@@ -55,7 +53,7 @@ BuildRequires: qscintilla-devel
 BuildRequires: qt5-qtbase-devel
 BuildRequires: qt5-qttools-devel
 ## AUTOBUILDREQ-END
-BuildRequires: libsuitesparse-devel >= 7.2.2-1mamba
+BuildRequires: libsuitesparse-devel >= 7.3.1-1mamba
 BuildRequires: qscintilla-devel >= 2.11.2
 BuildRequires: libGraphicsMagick-devel >= 1.3.24
 BuildRequires: libqhull-devel >= 2015-1mamba
@@ -184,6 +182,9 @@ rm -f %{buildroot}%{_infodir}/dir
 #%doc ChangeLog README NEWS INSTALL
 
 %changelog
+* Sun Nov 19 2023 Automatic Build System <autodist@mambasoft.it> 8.4.0-2mamba
+- rebuilt by autoport with build requirements: libsuitesparse-devel>=7.3.1-1mamba
+
 * Tue Nov 07 2023 Automatic Build System <autodist@mambasoft.it> 8.4.0-1mamba
 - automatic version update by autodist