diff --git a/README.md b/README.md
index c2715a2406665f01fa640e855812213fbcb2e5ae..46e95346af61cf430311255fd8048266b76c8feb 100644
--- a/README.md
+++ b/README.md
@@ -90,7 +90,7 @@ Load all needed tools via `module`
 module load snakemake/6.5.0
 module load cutadapt/3.1
 module load fastqc/0.11.9
-module load sortmerna/4.2.0
+module load singularity sortmerna/4.2.0
 module load samtools/1.9
 module load bowtie2/2.4.1
 module load bedtools/2.29.2