diff --git a/octave.spec b/octave.spec
index a6b6882..68bbd88 100644
--- a/octave.spec
+++ b/octave.spec
@@ -1,5 +1,5 @@
 Name:          octave
-Version:       7.3.0
+Version:       8.1.0
 Release:       1mamba
 Summary:       A high-level language, primarily intended for numerical computations
 Group:         Applications/Mathematics
@@ -18,11 +18,8 @@ BuildRequires: gcc-fortran
 BuildRequires: glibc-devel
 BuildRequires: libGLU-devel
 BuildRequires: libGraphicsMagick-devel
-BuildRequires: libICE-devel
-BuildRequires: libSM-devel
 BuildRequires: libX11-devel
 BuildRequires: libXcursor-devel
-BuildRequires: libXdmcp-devel
 BuildRequires: libXext-devel
 BuildRequires: libXfixes-devel
 BuildRequires: libXft-devel
@@ -31,7 +28,6 @@ BuildRequires: libXrender-devel
 BuildRequires: libalsa-devel
 BuildRequires: libarpack-devel
 BuildRequires: libatlas-devel
-BuildRequires: libbrotli-devel
 BuildRequires: libbzip2-devel
 BuildRequires: libcurl-devel
 BuildRequires: libfftw-devel
@@ -39,16 +35,13 @@ BuildRequires: libfltk-devel
 BuildRequires: libfontconfig-devel
 BuildRequires: libfreetype-devel
 BuildRequires: libgcc
-BuildRequires: libglib-devel
 BuildRequires: libglpk-devel
 BuildRequires: libglvnd-devel
 BuildRequires: libgomp-devel
-BuildRequires: libgraphite2-devel
 BuildRequires: libhdf5-devel
 BuildRequires: libjack-devel
-BuildRequires: libncurses-devel
 BuildRequires: libopenblas-devel
-BuildRequires: libpcre-devel
+BuildRequires: libpcre2-devel
 BuildRequires: libportaudio-devel
 BuildRequires: libqhull-devel
 BuildRequires: libqrupdate-devel
@@ -57,8 +50,6 @@ BuildRequires: libreadline-devel
 BuildRequires: libsndfile-devel
 BuildRequires: libstdc++6-devel
 BuildRequires: libsuitesparse-devel
-BuildRequires: libuuid-devel
-BuildRequires: libxcb-devel
 BuildRequires: libz-devel
 BuildRequires: qscintilla-devel
 BuildRequires: qt5-qtbase-devel
@@ -188,6 +179,9 @@ install -D -m 644 %{SOURCE1} \
 #%doc ChangeLog README NEWS INSTALL
 
 %changelog
+* Wed Mar 08 2023 Automatic Build System <autodist@mambasoft.it> 8.1.0-1mamba
+- automatic version update by autodist
+
 * Sat Nov 12 2022 Automatic Build System <autodist@mambasoft.it> 7.3.0-1mamba
 - automatic version update by autodist