diff --git a/nextflow.config b/nextflow.config
index 61bf0344..96e8dba9 100644
--- a/nextflow.config
+++ b/nextflow.config
@@ -16,7 +16,6 @@ params {
 
     // Reference genome options
     genome                     = null
-    igenomes_base              = 's3://ngi-igenomes/igenomes/'
     primer_set                 = null
     primer_set_version         = null
     primer_fasta               = null