diff --git a/src/bin/kmerclust_clust.R b/src/bin/kmerclust_clust.R
index 5cc466e005a43cba5ff8dc061200ac0c77cbff94..bc0b298914acd87c3642612e262aab37e8fde384 100644
--- a/src/bin/kmerclust_clust.R
+++ b/src/bin/kmerclust_clust.R
@@ -1,5 +1,4 @@
-options(tidyverse.quiet = TRUE)
-library(kmerclust)
+suppressPackageStartupMessages(library(tidyverse))
 library(tidyverse)
 args <- commandArgs(trailingOnly = TRUE)
 print(args)
diff --git a/src/bin/kmerclust_plot.R b/src/bin/kmerclust_plot.R
index e9e9f4407d25541d9decd89b0553fe7bd75c8e2f..5642c23eaccbdf37919b487b18d14350fdd6822b 100644
--- a/src/bin/kmerclust_plot.R
+++ b/src/bin/kmerclust_plot.R
@@ -1,6 +1,5 @@
-options(tidyverse.quiet = TRUE)
 library(kmerclust)
-library(tidyverse)
+suppressPackageStartupMessages(library(tidyverse))
 library(ggplot2)
 
 args <- commandArgs(trailingOnly = TRUE)
diff --git a/src/modules/kmerclust.nf b/src/modules/kmerclust.nf
index 530c3f7450a8a511ef9b304dbd2ad3a82f7d99b7..a19cd4593b0c2e5ee568aedd2b0cb8d7cd6ef37f 100644
--- a/src/modules/kmerclust.nf
+++ b/src/modules/kmerclust.nf
@@ -53,7 +53,7 @@ process KMERCLUST_BOOT {
 
 process KMERCLUST_CLUST {
     tag "$specie"
-    label 'small_mem_mono_cpus'
+    label 'big_mem_mono_cpus'
 
     container "lbmc/kmerclust:0.1.1"
     publishDir "results/${params.kmer_size}/${specie}/", mode: 'copy'