diff --git a/src/InputOutput/IHMImpl/Params/PlotImpl/IHMInputOutputParamsPlotClass.php b/src/InputOutput/IHMImpl/Params/PlotImpl/IHMInputOutputParamsPlotClass.php
index 820303e..f7eb3ba 100644
--- a/src/InputOutput/IHMImpl/Params/PlotImpl/IHMInputOutputParamsPlotClass.php
+++ b/src/InputOutput/IHMImpl/Params/PlotImpl/IHMInputOutputParamsPlotClass.php
@@ -665,6 +665,7 @@ class IHMInputOutputParamsPlotClass extends IHMInputOutputParamsAbstractClass
 			switch ($paramData->{'param-drawing-type'})
 			{
 				case 'serie' :
+				case 'orbit-serie' :
 					//Unmarshall colored serie
 					if (count($paramColoredInfo['indexes']) == 0)
 						$coloredParamNode->addColorSerie($colorSerieId, -1);
--
libgit2 0.21.2