diff --git a/src/nf_modules/bwa/main.nf b/src/nf_modules/bwa/main.nf
index 5ae3689383441944863f9c0557f358506c3aed9d..a1c8fa0df33a1c3cf779a46102815e6f6e31f3ba 100644
--- a/src/nf_modules/bwa/main.nf
+++ b/src/nf_modules/bwa/main.nf
@@ -38,8 +38,8 @@ process mapping_fastq {
   }
 
   input:
-  tuple val(file_id), path(reads)
   tuple val(index_id), path(index)
+  tuple val(file_id), path(reads)
 
   output:
   tuple val(file_id), path("*.bam"), emit: bam