diff --git a/modules/nanofilt/main.nf b/modules/nanofilt/main.nf
index 0852f23..3343513 100644
--- a/modules/nanofilt/main.nf
+++ b/modules/nanofilt/main.nf
@@ -1,4 +1,5 @@
 process NANOFILT {
+    tag "${prefix}"
     cpus 1
     memory '8.GB'
     container 'quay.io/biocontainers/nanofilt:2.8.0--py_0'