diff --git a/lib/idseq-dag/idseq_dag/steps/blast_contigs.py b/lib/idseq-dag/idseq_dag/steps/blast_contigs.py
index d239a012..22206a30 100644
--- a/lib/idseq-dag/idseq_dag/steps/blast_contigs.py
+++ b/lib/idseq-dag/idseq_dag/steps/blast_contigs.py
@@ -346,7 +346,7 @@ def run_blast_nr(blast_index_path, blast_m8, assembled_contig, reference_fasta,
                     "-num_alignments",
                     5,
                     "-num_threads",
-                    32 # blastx times out occasionally so bumping to 32 
+                    32  # blastx times out occasionally so bumping to 32
                 ]
             )
         )