diff --git a/src/RNAseq.nf b/src/RNAseq.nf
index 9ef25c8a96126003fe85c3e34203253762230ba8..0bfc24211b9c144f691e9d9b058171bcb6bdabb5 100644
--- a/src/RNAseq.nf
+++ b/src/RNAseq.nf
@@ -23,4 +23,25 @@ process adaptor_removal {
   -o ${pair_id}_cut_R1.fastq.gz -p ${pair_id}_cut_R2.fastq.gz \
   ${reads[0]} ${reads[1]} > ${pair_id}_report.txt
   """
+}
+
+
+process trimming {
+  tag "${reads}"
+  cpus 4
+  publishDir "results/fastq/trimming/", mode: 'copy'
+
+  input:
+  file reads from fastq_files_cut
+
+  output:
+  file "*_trim_R{1,2}.fastq.gz" into fastq_files_trim
+
+  script:
+"""
+UrQt --t 20 --m ${task.cpus} --gz \
+--in ${reads[0]} --inpair ${reads[1]} \
+--out ${reads[0].baseName}_trim_R1.fastq.gz --outpair ${reads[1].baseName}_trim_R2.fastq.gz \
+> ${reads[0].baseName}_trimming_report.txt
+"""
 }
\ No newline at end of file