diff --git a/src/fasta_sampler.nf b/src/fasta_sampler.nf
index 6a146b351d39d97c71382431cc71630b5eb29af1..4987c82c58f60b64a422659050757d49db4bc20b 100644
--- a/src/fasta_sampler.nf
+++ b/src/fasta_sampler.nf
@@ -1,3 +1,19 @@
 Channel
   .fromPath( "data/tiny_dataset/fasta/*.fasta" )
   .set { fasta_file }
+
+
+
+process sample_fasta {
+publishDir "results/sampling/", mode: 'copy'
+  input:
+file fasta from fasta_file
+
+  output:
+file "*_sample.fasta" into fasta_sample
+
+  script:
+"""
+head ${fasta} > ${fasta.baseName}_sample.fasta
+"""
+}
\ No newline at end of file