diff --git a/lib/Excel/Writer/XLSX/Chart.pm b/lib/Excel/Writer/XLSX/Chart.pm
index 405e0dc8..c0183622 100644
--- a/lib/Excel/Writer/XLSX/Chart.pm
+++ b/lib/Excel/Writer/XLSX/Chart.pm
@@ -6085,16 +6085,32 @@ sub _write_separator {
 #
 # _write_show_leader_lines()
 #
-# Write the <c:showLeaderLines> element.
+# Write the <c:showLeaderLines> element. This is different for Pie/Doughnut
+# charts. Other chart types only supported leader lines after Excel 2015 via
+# an extension element.
 #
 sub _write_show_leader_lines {
 
-    my $self = shift;
-    my $val  = 1;
+    my $self  = shift;
+    my $color = shift;
 
-    my @attributes = ( 'val' => $val );
+    my $uri        = '{CE6537A1-D6FC-4f65-9D91-7224C49458BB}';
+    my $xmlns_c_15 = 'http://schemas.microsoft.com/office/drawing/2012/chart';
 
-    $self->xml_empty_tag( 'c:showLeaderLines', @attributes );
+
+    my @attributes1 = (
+        'uri'       => $uri,
+        'xmlns:c15' => $xmlns_c_15,
+    );
+
+    my @attributes2 = ( 'val' => 1 );
+
+
+    $self->xml_start_tag( 'c:extLst' );
+    $self->xml_start_tag( 'c:ext', @attributes1 );
+    $self->xml_empty_tag( 'c15:showLeaderLines', @attributes2 );
+    $self->xml_end_tag( 'c:ext' );
+    $self->xml_end_tag( 'c:extLst' );
 }
 
 
diff --git a/lib/Excel/Writer/XLSX/Chart/Pie.pm b/lib/Excel/Writer/XLSX/Chart/Pie.pm
index 285343f8..a510c25c 100644
--- a/lib/Excel/Writer/XLSX/Chart/Pie.pm
+++ b/lib/Excel/Writer/XLSX/Chart/Pie.pm
@@ -349,6 +349,27 @@ sub _write_first_slice_ang {
 1;
 
 
+##############################################################################
+#
+# _write_show_leader_lines()
+#
+# Write the <c:showLeaderLines> element. This is for Pie/Doughnut charts.
+# Other chart types only supported leader lines after Excel 2015 via an
+# extension element.
+#
+sub _write_show_leader_lines {
+
+    my $self = shift;
+    my $val  = 1;
+
+    my @attributes = ( 'val' => $val );
+
+    $self->xml_empty_tag( 'c:showLeaderLines', @attributes );
+}
+
+
+
+
 __END__
 
 
diff --git a/t/regression/chart_data_labels51.t b/t/regression/chart_data_labels51.t
new file mode 100644
index 00000000..1ef5c3cf
--- /dev/null
+++ b/t/regression/chart_data_labels51.t
@@ -0,0 +1,92 @@
+###############################################################################
+#
+# Tests the output of Excel::Writer::XLSX against Excel generated files.
+#
+# Copyright 2000-2023, John McNamara, jmcnamara@cpan.org
+#
+# SPDX-License-Identifier: Artistic-1.0-Perl OR GPL-1.0-or-later
+#
+
+use lib 't/lib';
+use TestFunctions qw(_compare_xlsx_files _is_deep_diff);
+use strict;
+use warnings;
+
+use Test::More tests => 1;
+
+###############################################################################
+#
+# Tests setup.
+#
+my $filename     = 'chart_data_labels51.xlsx';
+my $dir          = 't/regression/';
+my $got_filename = $dir . "ewx_$filename";
+my $exp_filename = $dir . 'xlsx_files/' . $filename;
+
+my $ignore_members  = [];
+
+my $ignore_elements = {};
+
+
+###############################################################################
+#
+# Test the creation of a simple Excel::Writer::XLSX file.
+#
+use Excel::Writer::XLSX;
+
+my $workbook  = Excel::Writer::XLSX->new( $got_filename );
+my $worksheet = $workbook->add_worksheet();
+my $chart     = $workbook->add_chart( type => 'column', embedded => 1 );
+
+# For testing, copy the randomly generated axis ids in the target xlsx file.
+$chart->{_axis_ids} = [ 45848832, 47718784 ];
+
+my $data = [
+    [ 1, 2, 3, 4,  5 ],
+    [ 2, 4, 6, 8,  10 ],
+    [ 3, 6, 9, 12, 15 ],
+
+];
+
+$worksheet->write( 'A1', $data );
+
+$chart->add_series(
+    values      => '=Sheet1!$A$1:$A$5',
+    data_labels => { value => 1, position => 'outside_end', leader_lines => 1 },
+);
+
+$chart->add_series(
+    values      => '=Sheet1!$B$1:$B$5',
+    data_labels => { value => 1, position => 'inside_base' },
+);
+
+$chart->add_series( values => '=Sheet1!$C$1:$C$5' );
+
+$worksheet->insert_chart( 'E9', $chart );
+
+$workbook->close();
+
+
+###############################################################################
+#
+# Compare the generated and existing Excel files.
+#
+
+my ( $got, $expected, $caption ) = _compare_xlsx_files(
+
+    $got_filename,
+    $exp_filename,
+    $ignore_members,
+    $ignore_elements,
+);
+
+_is_deep_diff( $got, $expected, $caption );
+
+
+###############################################################################
+#
+# Cleanup.
+#
+unlink $got_filename;
+
+__END__
diff --git a/t/regression/xlsx_files/chart_data_labels51.xlsx b/t/regression/xlsx_files/chart_data_labels51.xlsx
new file mode 100644
index 00000000..9f6934f4
Binary files /dev/null and b/t/regression/xlsx_files/chart_data_labels51.xlsx differ