diff --git a/conf/cbe.config b/conf/cbe.config
index a8bf05d..1cdccba 100755
--- a/conf/cbe.config
+++ b/conf/cbe.config
@@ -9,9 +9,7 @@ process {
   executor = 'slurm'
   queue = { task.memory <= 170.GB ? 'c' : 'm' }
   module = ['build-env/.f2021', 'build-env/f2021', 'anaconda3/2021.11']
-  
-  // --signal option will be handled by nextflow after 21.10.0 release (see https://github.com/nextflow-io/nextflow/issues/2163)
-  clusterOptions = { '--signal B:USR2 ' << ( (queue == 'c' & task.time <= 1.h) ? '--qos rapid' : ( task.time <= 8.h ? '--qos short': ( task.time <= 48.h ? '--qos medium' : '--qos long' ) ) ) }
+  clusterOptions = { ( task.queue == 'g' ? '--gres gpu:1 ' : '' ) << ( (task.queue == 'c' & task.time <= 1.h) ? '--qos rapid' : ( task.time <= 8.h ? '--qos short': ( task.time <= 48.h ? '--qos medium' : '--qos long' ) ) ) }
 }
 
 singularity {