diff --git a/audacity.spec b/audacity.spec
index 2f73776..32c6521 100644
--- a/audacity.spec
+++ b/audacity.spec
@@ -1,5 +1,5 @@
 Name:          audacity
-Version:       2.4.2
+Version:       3.0.0
 Release:       1mamba
 Epoch:         1
 Summary:       A free audio editor
@@ -7,7 +7,7 @@ Group:         Graphical Desktop/Applications/Multimedia
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
-URL:           http://audacity.sourceforge.net
+URL:           https://audacity.sourceforge.net
 Source:        https://github.com/audacity/audacity.git/Audacity-%{version}/audacity-%{version}.tar.bz2
 #Source:        http://www.fosshub.com/Audacity.html/audacity-minsrc-%{version}.tar.xz
 #Source:        http://sourceforge.net/projects/audacity/files/audacity-minsrc-%{version}.tar.xz
@@ -23,7 +23,6 @@ Patch6:        audacity-2.4.2-x86-sse-build-fix.patch
 License:       GPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
-BuildRequires: ldconfig
 BuildRequires: libalsa-devel
 BuildRequires: libatk-devel
 BuildRequires: libatomic-devel
@@ -33,7 +32,7 @@ BuildRequires: libflac-devel
 BuildRequires: libgcc
 BuildRequires: libgdk-pixbuf-devel
 BuildRequires: libglib-devel
-BuildRequires: libgtk-devel
+BuildRequires: libgtk3-devel
 BuildRequires: libharfbuzz-devel
 BuildRequires: libid3tag-devel
 BuildRequires: libjack-devel
@@ -46,6 +45,7 @@ BuildRequires: libsndfile-devel
 BuildRequires: libsord-devel
 BuildRequires: libsoundtouch-devel
 BuildRequires: libsoxr-devel
+BuildRequires: libsqlite-devel
 BuildRequires: libsratom-devel
 BuildRequires: libstdc++6-devel
 BuildRequires: libsuil-devel
@@ -63,7 +63,6 @@ BuildRequires: liblrdf-devel
 BuildRequires: libraptor-devel
 BuildRequires: librdf-devel
 BuildRequires: gettext-devel >= 0.14.1
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 Requires:      liblame
 
 %description
@@ -77,15 +76,19 @@ Built-in effects include Bass Boost, Wahwah, and Noise Removal, and it also supp
 
 %prep
 %setup -q
-%ifarch %{ix86}
-%patch6 -p1
-%endif
+#-D -T
+#:<< _EOF
+#%ifarch %{ix86}
+#%patch6 -p1
+#%endif
+%global __provides_exclude_from ^%{_libdir}/audacity/.*$
 
 #cd lib-src/portmixer
 #autoreconf
 #cd ../..
 
 %build
+#:<< _EOF
 %cmake -d build \
    -DwxWidgets_CONFIG_EXECUTABLE=/usr/bin/wx-config-unicode-3
 
@@ -123,6 +126,9 @@ Built-in effects include Bass Boost, Wahwah, and Noise Removal, and it also supp
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
 %makeinstall -C build
 
+# remove internally installed wxwidgets libraries
+rm -rf %{buildroot}%{_libdir}/audacity*
+
 #install -D -m 0755 %{SOURCE1} %{buildroot}%{_datadir}/applications/audacity.desktop
 
 %find_lang %{name}
@@ -150,6 +156,9 @@ Built-in effects include Bass Boost, Wahwah, and Noise Removal, and it also supp
 %{_mandir}/man1/*
 
 %changelog
+* Sun Mar 21 2021 Automatic Build System <autodist@mambasoft.it> 3.0.0-1mamba
+- automatic version update by autodist
+
 * Sun Jun 28 2020 Automatic Build System <autodist@mambasoft.it> 2.4.2-1mamba
 - automatic version update by autodist