diff --git a/modules/local/parasplit.nf b/modules/local/parasplit.nf
index c4fd61325b42373e29bd6ceb57757f56bc5f95f5..9ed829ca4bf4d6927bd51d7a48c69a8e7106988e 100644
--- a/modules/local/parasplit.nf
+++ b/modules/local/parasplit.nf
@@ -18,7 +18,7 @@ process PARASPLIT {
     def output_rev = task.ext.output_rev ?: "${meta2.id}_${meta2.chunk}_${meta2.mates}.fastq"
 
     """
-    parasplit -sf ${reads1} -sr ${reads2} -le ${digestion} -of ${output_for} -or ${output_rev} -nt ${task.cpus}  -sz 20 -m all ${args}
+    parasplit -sf ${reads1} -sr ${reads2} -le ${digestion} -of ${output_for} -or ${output_rev} -nt ${task.cpus}  -sz 20 -m rf ${args}
     cat <<-END_VERSIONS > versions.yml
     "${task.process}":
         parasplit: v0.3.1)