diff --git a/src/nf_modules/samtools/main.nf b/src/nf_modules/samtools/main.nf
index 58f7e8af255ae03b83a57527e7310439f2e8d5c7..b9dcb72da943fa1690c69de8cde7e501bd6f8f2e 100644
--- a/src/nf_modules/samtools/main.nf
+++ b/src/nf_modules/samtools/main.nf
@@ -272,7 +272,7 @@ process stats_bam {
     tuple val(file_id), path("*.tsv"), emit: tsv
   script:
 """
-samtools flagstat -@ ${task.cpus} ${params.stats_bam} -O tsv ${bam} > ${bam.simpleName}_stats.tsv
+samtools flagstat -@ ${task.cpus} ${params.stats_bam} -O tsv ${bam} > ${bam.simpleName}.flagstat.txt
 """
 }