diff --git a/src/nf_modules/bwa/main.nf b/src/nf_modules/bwa/main.nf
index 02f641b8f4266ad47ca8ab10cc1f13e24d87a498..2f47c2393a800ffbe64dc8b03c2fbc8823b961da 100644
--- a/src/nf_modules/bwa/main.nf
+++ b/src/nf_modules/bwa/main.nf
@@ -43,7 +43,7 @@ process mapping_fastq {
 
   output:
   tuple val(file_id), path("*.bam"), emit: bam
-  tuple val(file_id), path("${id}_bwa_report.txt"), emit: report
+  tuple val(file_id), path("${file_prefix}_bwa_report.txt"), emit: report
 
   script:
   if (file_id instanceof List){