diff --git a/pipeline/transcriptome.py b/pipeline/transcriptome.py
index e63479c..d3b3737 100644
--- a/pipeline/transcriptome.py
+++ b/pipeline/transcriptome.py
@@ -503,7 +503,7 @@ def htseq_to_matrix(self):
                         try:
                             gene_id, count = row.strip().split('\t')
                         except Exception as e:
-                            print("Error parsing file %s. Error in line %s" % (htseq_files, row), file=sys.stderr)
+                            print("Error parsing file %s. Error in line %s" % (file, row), file=sys.stderr)
                         finally:
                             if gene_id not in counts.keys():
                                 counts[gene_id] = {}