diff --git a/subworkflows/local/longread_preprocessing.nf b/subworkflows/local/longread_preprocessing.nf
index 08d366d..27e5e37 100644
--- a/subworkflows/local/longread_preprocessing.nf
+++ b/subworkflows/local/longread_preprocessing.nf
@@ -49,7 +49,8 @@ workflow LONGREAD_PREPROCESSING {
     }
 
     FASTQC_PROCESSED ( ch_processed_reads )
-    ch_multiqc_files = ch_multiqc_files.mix( FASTQC_PROCESSED.out.zip, FILTLONG.out.log )
+    ch_multiqc_files = ch_multiqc_files.mix( FASTQC_PROCESSED.out.zip )
+    ch_multiqc_files = ch_multiqc_files.mix( FILTLONG.out.log.collect{it[1]}.ifEmpty([])) 
 
     emit:
     reads    = ch_processed_reads   // channel: [ val(meta), [ reads ] ]