diff --git a/conf/shh.config b/conf/shh.config
index 43d192f..92db897 100644
--- a/conf/shh.config
+++ b/conf/shh.config
@@ -13,6 +13,7 @@ singularity {
 process {
     executor = 'slurm'
     queue = 'short'
+    queueSize = 5
 }
 
 params {