diff --git a/conf/pipeline/mag/eva.config b/conf/pipeline/mag/eva.config
index 81d8d0c..37a531d 100644
--- a/conf/pipeline/mag/eva.config
+++ b/conf/pipeline/mag/eva.config
@@ -4,6 +4,11 @@ params {
   config_profile_description = 'nf-core/mag EVA profile provided by nf-core/configs'
 }
 
+env {
+    OPENBLAS_NUM_THREADS=1
+    OMP_NUM_THREADS=1
+}
+
 process {
 
     withName: FASTQC {