diff --git a/public/shiva/src/main/scala/nl/lumc/sasc/biopet/pipelines/shiva/ShivaTrait.scala b/public/shiva/src/main/scala/nl/lumc/sasc/biopet/pipelines/shiva/ShivaTrait.scala
index dafb2e1ccc5a72807aa37cc6858711afbfe78c23..f10ebe46d21cb9390e918eb5d501d32df4b0612f 100644
--- a/public/shiva/src/main/scala/nl/lumc/sasc/biopet/pipelines/shiva/ShivaTrait.scala
+++ b/public/shiva/src/main/scala/nl/lumc/sasc/biopet/pipelines/shiva/ShivaTrait.scala
@@ -246,7 +246,7 @@ trait ShivaTrait extends MultiSampleQScript with SummaryQScript with Reference {
     }).toList)
 
     lazy val variantcalling = if (config("single_sample_variantcalling", default = false).asBoolean) {
-      Some(makeVariantcalling(multisample = true))
+      Some(makeVariantcalling(multisample = false))
     } else None
 
     /** This will add sample jobs */