diff --git a/firefox.spec b/firefox.spec
index a43f4e3..9cf1306 100644
--- a/firefox.spec
+++ b/firefox.spec
@@ -17,7 +17,7 @@
 %define        pkgver %(echo %version | tr . _)
 
 Name:          firefox
-Version:       88.0.1
+Version:       89.0
 Release:       1mamba
 Epoch:         1
 Summary:       The next generation browsing technology from mozilla.org
@@ -25,7 +25,7 @@ Group:         Graphical Desktop/Applications/Internet
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Aleph0 <aleph0@openmamba.org>
-URL:           https://www.mozilla.org/firefox
+URL:           https://www.mozilla.org/en-US/firefox/
 Source:        https://hg.mozilla.org/releases/mozilla-release/archive/FIREFOX_%{pkgver}_RELEASE.zip
 #Source0:       https://ftp.mozilla.org/pub/firefox/releases/%{version}/source/firefox-%{version}.source.tar.xz
 # langpack got with
@@ -354,7 +354,7 @@ export MOZ_ENABLE_FULL_SYMBOLS=1
 export MACH_USE_SYSTEM_PYTHON=1
 #export MOZ_SOURCE_CHANGESET=dummy
 #export CFLAGS="${CFLAGS/-fno-plt/}"
-export CXXFLAGS="-I/usr/include/c++/10.2.0/"
+#export CXXFLAGS="-I/usr/include/c++/10.2.0/"
 
 # LTO needs more open files
 ulimit -n 4096
@@ -504,7 +504,7 @@ includedir=%{firefoxincludedir}
 
 Name: Mozilla Plug-In API
 Description: Mozilla Plug-In API
-Version: 88.0.1
+Version: 89.0
 
 Cflags: -I\${includedir} -DXP_UNIX
 _EOF
@@ -625,6 +625,9 @@ fi
 %{_libdir}/pkgconfig/mozilla-plugin.pc
 
 %changelog
+* Tue Jun 01 2021 Automatic Build System <autodist@mambasoft.it> 89.0-1mamba
+- automatic version update by autodist
+
 * Sat May 08 2021 Automatic Build System <autodist@mambasoft.it> 88.0.1-1mamba
 - automatic version update by autodist