diff --git a/biopet-tools/src/main/scala/nl/lumc/sasc/biopet/tools/MpileupToVcf.scala b/biopet-tools/src/main/scala/nl/lumc/sasc/biopet/tools/MpileupToVcf.scala
index 21859dbe2bafac275b179b0a51e3cdcf0c249107..cdfd48d05574dd17b658a32567f6e6e30385f7ef 100644
--- a/biopet-tools/src/main/scala/nl/lumc/sasc/biopet/tools/MpileupToVcf.scala
+++ b/biopet-tools/src/main/scala/nl/lumc/sasc/biopet/tools/MpileupToVcf.scala
@@ -191,11 +191,11 @@ object MpileupToVcf extends ToolCommand {
           }
           left -= ad(max)
         }
-        writer.println(Array(chr, pos, ".", ref.toUpperCase, (if (alt.nonEmpty) alt.mkString(",") else "<REF>"), ".", ".", info.mkString(";"),
+        writer.println(Array(chr, pos, ".", ref.toUpperCase, if (alt.nonEmpty) alt.mkString(",") else "<REF>", ".", ".", info.mkString(";"),
           "GT:" + format.keys.mkString(":"), gt.sortWith(_ < _).mkString("/") + ":" + format.values.mkString(":")
         ).mkString("\t"))
       }
     }
     writer.close()
   }
-}
\ No newline at end of file
+}