diff --git a/main.nf b/main.nf
index df59326..1bdf0eb 100644
--- a/main.nf
+++ b/main.nf
@@ -35,7 +35,7 @@ workflow {
     CollectVersions.out.software_versions,
     CollectVersions.out.model_versions,
     BasecallingAndDemux.out.sequencing_summary,
-    samples.map { it[0] }.collect(),
+    samples.map { it[0] }.collect().ifEmpty { [] },
     data_dir,
     multiqc_config
   )
diff --git a/subworkflows/reports.nf b/subworkflows/reports.nf
index 7602069..85369c4 100644
--- a/subworkflows/reports.nf
+++ b/subworkflows/reports.nf
@@ -64,7 +64,7 @@ process toulligQC {
   script:
   report_filename = "${slugify(params.experiment_name)}_toulligqc.html"
   barcode_list = ["NB23", "NB24"]
-  barcodes_opt = barcode_list
+  barcodes_opt = !params.skip_demultiplexing && barcode_list
     ? "--barcoding --barcodes ${barcode_list.join(',')}"
     : ''
   """