diff --git a/public/shiva/src/main/scala/nl/lumc/sasc/biopet/pipelines/shiva/ShivaReport.scala b/public/shiva/src/main/scala/nl/lumc/sasc/biopet/pipelines/shiva/ShivaReport.scala
index 9f4ee9efa5aa1535a54cdbd8b8253df5e3744997..b3915dc0762b07c7f0b64c30de0bdc51fcfe3915 100644
--- a/public/shiva/src/main/scala/nl/lumc/sasc/biopet/pipelines/shiva/ShivaReport.scala
+++ b/public/shiva/src/main/scala/nl/lumc/sasc/biopet/pipelines/shiva/ShivaReport.scala
@@ -37,7 +37,7 @@ class ShivaReport(val root: Configurable) extends ReportBuilderExtension {
 object ShivaReport extends MultisampleReportBuilder {
 
   def variantcallingExecuted = summary.getValue("shiva", "settings", "multisample_variantcalling") match {
-    case true => true
+    case Some(true) => true
     case _ => false
   }