diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4a27c94cc997964d4cd17377c39d032a75b60825..6e07862673964f559e751adb8ca119f9fd3ce238 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,7 @@
 # v.2.0.1 (indev)
 **User Facing**
 * Corrected spelling of inferred (#125)
+* Add param for seqwho reference (#127)
 
 **Background**
 * Corrected file search parameters due to name inconsistency (#129)
@@ -11,6 +12,7 @@
 * Remove "fail" integration CI tests (#133 addendum)
 * Add licence header to nf file,  R and python scriptsand pytest scripts
 * Stop using RCB and RMB (default) with deriva.core insert calls to match server update (#134)
+* Replace default seqwho reference location to one provided by source lab (#127)
 
 # v2.0.0
 **User Facing**
diff --git a/rna-seq.nf b/rna-seq.nf
index 604fdaf1358ece0c51ab6f3f7313a180ead74638..f7875eb8671ffb2d24cb691b9241983ea08cf9bd 100644
--- a/rna-seq.nf
+++ b/rna-seq.nf
@@ -23,6 +23,7 @@ params.source = "dev"
 params.refMoVersion = "38.p6.vM25"
 params.refHuVersion = "38.p13.v36"
 params.refERCCVersion = "92"
+params.seqwhoRef = "https://cloud.biohpc.swmed.edu/index.php/s/sP48taKmymSkJBM/download"
 params.outDir = "${baseDir}/output"
 params.upload = false
 params.email = ""
@@ -67,6 +68,7 @@ repRID = params.repRID
 refMoVersion = params.refMoVersion
 refHuVersion = params.refHuVersion
 refERCCVersion = params.refERCCVersion
+seqwhoRef = params.seqwhoRef
 outDir = params.outDir
 logsDir = "${outDir}/Logs"
 upload = params.upload
@@ -714,6 +716,7 @@ process seqwho {
   tag "${repRID}"
 
   input:
+    val seqwhoRef
     path (fastq) from fastqs_seqwho
     val ends from endsManual_seqwho
     val speciesMeta from speciesMeta_seqwho
@@ -734,7 +737,7 @@ process seqwho {
     ulimit -a >> ${repRID}.seqwho.log
 
     # get seqwho index
-    wget -O SeqWho.ix https://cloud.biohpc.swmed.edu/index.php/s/eeNWqZz8jqN5zWY/download
+    wget -O SeqWho.ix ${seqwhoRef}
     echo -e "LOG: seqwho index downloaded" >> ${repRID}.seqwho.log
 
     # run seqwho