diff --git a/src/nf_modules/rasusa/main.nf b/src/nf_modules/rasusa/main.nf
index 5f8be27f94f706f2ac399bf21b08ac2338e89dd6..4a671d0c34d8bff59dbe776e4d7896148f711b71 100644
--- a/src/nf_modules/rasusa/main.nf
+++ b/src/nf_modules/rasusa/main.nf
@@ -38,7 +38,7 @@ process sub_sample_fastq {
 
   input:
     tuple val(file_id), path(fastq)
-    tuple val(file_id), path(idx)
+    tuple val(index_id), path(idx)
 
   output:
     tuple val(file_id), path("sub_*.fastq.gz"), emit: fastq