diff --git a/src/bolero.nf b/src/bolero.nf
index b1370b9bd11d7c9c5d3cc628e3f93289c4a21341..f93670aa63d2be0a7ab01934c933634679ddad35 100755
--- a/src/bolero.nf
+++ b/src/bolero.nf
@@ -160,7 +160,7 @@ if(!params.skipBC) {
 
 // Replace concatenate by seqkit fct to parallelization:
 include { concatenate } from "./nf_modules/concatenate/main.nf"
-
+// include { concatenate } from "./nf_modules/seqkit/main.nf"
 include { cut_5pRACE } from "./nf_modules/cutadapt/main.nf"
 include { hbv_genome } from "./nf_modules/minimap2/main.nf"
 include { seqkit_grep } from "./nf_modules/seqkit/main.nf"