diff --git a/workflow/scrna-seq_imgen.nf b/workflow/scrna-seq_imgen.nf
index 09c62cbcb84400275cf53b12b34bf4eb57b292db..c1ee7c2b890ac6ba7506ec89225d72dacda07735 100644
--- a/workflow/scrna-seq_imgen.nf
+++ b/workflow/scrna-seq_imgen.nf
@@ -49,7 +49,7 @@ renameGenesScript = Channel.fromPath("$baseDir/scripts/renameGenes.R")
 plotIdentGroupScript = Channel.fromPath("$baseDir/scripts/plotIdentGroup.R")
 plotFeatureScript = Channel.fromPath("$baseDir/scripts/plotFeature.R")
 plotViolinBoxScript = Channel.fromPath("$baseDir/scripts/plotViolinBox.R")
-convertFiles = Channel.fromPath("$baseDir/files/*.txt")
+convertFiles = Channel.fromPath("$baseDir/files/${convert}.to.NCBI.txt")
 
 if (params.s3) {
   if (params.consortium) {