diff --git a/workflows/VGP-assembly-v2/Assembly-decontamination-VGP9/Assembly-decontamination-VGP9-tests.yml b/workflows/VGP-assembly-v2/Assembly-decontamination-VGP9/Assembly-decontamination-VGP9-tests.yml
index 3ebcb1751..4e04d3adc 100644
--- a/workflows/VGP-assembly-v2/Assembly-decontamination-VGP9/Assembly-decontamination-VGP9-tests.yml
+++ b/workflows/VGP-assembly-v2/Assembly-decontamination-VGP9/Assembly-decontamination-VGP9-tests.yml
@@ -9,6 +9,6 @@
     full contaminant + mito scaffold list:
       file: test-data/full contaminant + mito scaffold list.txt
       compare: diff
-      lines_diff: 1
+      lines_diff: 2
     final decontaminated assembly:
      checksum: 'sha1$8a413a18525c11fc0da27c07992b968490e0c1b9'
\ No newline at end of file