diff --git a/src/fasta_sampler.nf b/src/fasta_sampler.nf
index ab6f36a38b9e309a5f5b32383b87177471af50c7..bd2e53973bd0cc6daaa8eef378b19ae1d96cb1b7 100644
--- a/src/fasta_sampler.nf
+++ b/src/fasta_sampler.nf
@@ -13,6 +13,6 @@ file "sample.fasta" into fasta_sample
 
   script:
 """
-head ${fasta} > sample.fasta
+head ${fasta} > ${fasta.baseName}_sample.fasta
 """
 }