diff --git a/src/example_variant_calling.nf b/src/example_variant_calling.nf
index 0c70233069f50464fe2f0ea08481f001b525b15e..01fb2dfcb912269806fa1f8deaf566ba3d002cfe 100644
--- a/src/example_variant_calling.nf
+++ b/src/example_variant_calling.nf
@@ -24,6 +24,6 @@ channel
   .set { fasta_files }
 
 workflow {
-  mapping(fasta, fastq_files)
-  germline_cohort_data_variant_calling(mapping.out.bam, fasta)
+  mapping(fasta_files, fastq_files)
+  germline_cohort_data_variant_calling(mapping.out.bam, fasta_files)
 }