diff --git a/doc/sheets/advanced.docbook b/doc/sheets/advanced.docbook
--- a/doc/sheets/advanced.docbook
+++ b/doc/sheets/advanced.docbook
@@ -419,7 +419,7 @@
 will see the chart embedded into the worksheet.</para>
 <para>Now select <guibutton>Chart Editing Tool</guibutton> from the <guilabel>Tools</guilabel> 
 docker and edit the chart properties like chart type, labels and axis in the 
-<guilabel>Tools Options</guilabel>.</para>
+<guilabel>Chart editing</guilabel>.</para>
 <para>
 <mediaobject>
 <imageobject>
@@ -447,7 +447,7 @@
 <para>To restore the chart to its normal appearance simply click anywhere 
 outside of the chart area.</para>
 <para>To change the format of the chart itself <mousebutton>left</mousebutton> 
-click twice within the chart area. The chart <guilabel>Tools Options</guilabel> 
+click twice within the chart area. The chart <guilabel>Chart editing</guilabel> 
 should appear in the docker. You can then 
 use these tools to change the chart.</para>
 </sect1>
diff --git a/doc/sheets/cellformat0.png b/doc/sheets/cellformat0.png
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diff --git a/doc/sheets/copy1.png b/doc/sheets/copy1.png
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diff --git a/doc/sheets/index.docbook b/doc/sheets/index.docbook
--- a/doc/sheets/index.docbook
+++ b/doc/sheets/index.docbook
@@ -124,7 +124,7 @@
 &sheets;
 </para>
 <para>
-Program copyright 1998-2011, The &sheets; Team:
+Program copyright 1998-2019, The &sheets; Team:
 </para>
 <para>
 <itemizedlist>
@@ -170,6 +170,9 @@
 
 <para>Minor updates to documentation for KOffice 1.3 by
 &Philip.Rodrigues; &Philip.Rodrigues.mail;.</para>
+
+<para>Screenshot updates for Callibra 3.1 by
+Carl Schwan; carl@carlschwan.eu</para>
 <!-- TRANS:CREDIT_FOR_TRANSLATORS -->
 &underFDL;
 &underGPL;
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