diff --git a/obs-git-init b/obs-git-init
index c3b7308..bc92b57 100755
--- a/obs-git-init
+++ b/obs-git-init
@@ -31,7 +31,7 @@ $workdir = shift @ARGV if @ARGV == 1;
 my $config_file = "$workdir/.git/config";
 if ( ! -e $config_file ) {
   print "No git tree found, initializing\n";
-  system('git', 'init', '--object-format=sha256', '-b=main', $workdir) && die("ERROR: git initialization failed");
+  system('git', 'init', '--object-format=sha256', '--initial-branch=main', $workdir) && die("ERROR: git initialization failed");
 }
 my $cfg = Config::IniFiles->new( -file => $config_file ) || die("ERROR: Reading of git configuration failed");