diff --git a/putty.spec b/putty.spec
index 997a52a..69d224d 100644
--- a/putty.spec
+++ b/putty.spec
@@ -1,46 +1,48 @@
 Name:          putty
-Version:       0.76
+Version:       0.77
 Release:       1mamba
 Summary:       A free implementation of Telnet and SSH with GTK GUI
 Group:         Graphical Desktop/Applications/Networking
 Vendor:        openmamba
 Distribution:  openmamba
-Packager:      Aleph0 <aleph0@openmamba.org>
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           https://www.chiark.greenend.org.uk/~sgtatham/putty/
-Source0:       http://the.earth.li/~sgtatham/putty/latest/putty-%{version}.tar.gz
+Source0:       https://the.earth.li/~sgtatham/putty/%{version}/putty-%{version}.tar.gz
 Source1:       putty.desktop
 Source2:       putty.png
 Patch0:        putty-0.62-glibc-2.16.patch
 License:       MIT
-BuildRequires: libgtk1-devel
+## AUTOBUILDREQ-BEGIN
+BuildRequires: glibc-devel
+BuildRequires: libICE-devel
+BuildRequires: libSM-devel
+BuildRequires: libX11-devel
+BuildRequires: libXext-devel
+BuildRequires: libatk-devel
+BuildRequires: libcairo-devel
+BuildRequires: libgdk-pixbuf-devel
+BuildRequires: libglib-devel
+BuildRequires: libgtk3-devel
+BuildRequires: libharfbuzz-devel
+BuildRequires: libpango-devel
+## AUTOBUILDREQ-END
 
 %description
 PuTTY is a free implementation of Telnet and SSH for Win32 and Unix platforms, along with an xterm terminal emulator.
 
+%debug_package
+
 %prep
 %setup -q
 #%patch0 -p1
 
 %build
-cd unix
-%configure
-%make VER=-DRELEASE=%{version}
+%cmake -d build
 
-##%{__sed} -i -e "/.*sbcsdat.c/d" manifest
-#./mkfiles.pl
-#sed -i -e "s/-O2 -Wall -Werror/$RPM_OPT_FLAGS/g" \
-#       -e "s,/usr/local,%{_prefix},g" \
-#    unix/Makefile.gtk
-#ln -s Makefile.gtk unix/Makefile
-
-#% make -C unix -f Makefile.gtk VER=-DRELEASE=%{version}
+%make
 
 %install
-[ "%{buildroot}" != / ] && rm -rf %{buildroot}
-install -d %{buildroot}/{%{_bindir},%{_mandir}/man1}
-
-%makeinstall -C unix -f Makefile.gtk \
-   prefix=%{_prefix} mandir=%{_mandir}
+%makeinstall -C build
 
 install -D -m 0644 %{S:1} \
    %{buildroot}%{_datadir}/applications/%{name}.desktop
@@ -53,19 +55,24 @@ install -D -m 0644 %{S:2} \
 %files
 %defattr(-,root,root)
 %{_bindir}/pageant
+%{_bindir}/psusan
 %{_bindir}/plink
 %{_bindir}/pscp
 %{_bindir}/psftp
 %{_bindir}/pterm
 %{_bindir}/putty
 %{_bindir}/puttygen
-%{_bindir}/puttytel
+#%{_bindir}/puttytel
 %{_datadir}/applications/%{name}.desktop
 %{_datadir}/pixmaps/putty.png
 %{_mandir}/man1/*
-%doc LICENCE README*
+%doc LICENCE
+#README*
 
 %changelog
+* Tue Jul 05 2022 Silvan Calarco <silvan.calarco@mambasoft.it> 0.77-1mamba
+- update to 0.77
+
 * Sun Jul 18 2021 Automatic Build System <autodist@mambasoft.it> 0.76-1mamba
 - automatic version update by autodist