diff --git a/public/biopet-framework/src/main/scala/nl/lumc/sasc/biopet/extensions/Cufflinks.scala b/public/biopet-framework/src/main/scala/nl/lumc/sasc/biopet/extensions/Cufflinks.scala
index 736e6b5b6ba4e662c920a53f6fa007e5086f60de..9658701d72a4e5660cffed18022de910301283b8 100644
--- a/public/biopet-framework/src/main/scala/nl/lumc/sasc/biopet/extensions/Cufflinks.scala
+++ b/public/biopet-framework/src/main/scala/nl/lumc/sasc/biopet/extensions/Cufflinks.scala
@@ -33,7 +33,7 @@ class Cufflinks(val root: Configurable) extends BiopetCommandLineFunction {
   override val defaultThreads = 8
 
   /** default vmem for cluster jobs */
-  override val defaultVmem = "5G"
+  override val defaultVmem = "8G"
 
   /** input file */
   @Input(doc = "Input file (SAM or BAM)", required = true)