diff --git a/docs/user_manual/processing_algs/qgis/img/polar_plot_example.png b/docs/user_manual/processing_algs/qgis/img/polar_plot_example.png
new file mode 100644
index 00000000000..76074dbfd0f
Binary files /dev/null and b/docs/user_manual/processing_algs/qgis/img/polar_plot_example.png differ
diff --git a/docs/user_manual/processing_algs/qgis/plots.rst b/docs/user_manual/processing_algs/qgis/plots.rst
index 8a03a706463..aae33cbd82e 100644
--- a/docs/user_manual/processing_algs/qgis/plots.rst
+++ b/docs/user_manual/processing_algs/qgis/plots.rst
@@ -453,6 +453,11 @@ Two fields must be entered as parameters: one that defines the category each fea
 (to group features) and another one with the variable to plot (this has to be
 a numeric one).
 
+.. figure:: img/polar_plot_example.png
+   :align: center
+
+   Example of polar plot
+
 Parameters
 ..........