diff --git a/config/surf_snellius.py b/config/surf_snellius.py
index 25545331..1f9afe79 100644
--- a/config/surf_snellius.py
+++ b/config/surf_snellius.py
@@ -23,7 +23,7 @@
 reframe_prefix = os.path.join(os.environ['HOME'], 'reframe_runs')
 
 # Jobs that partially fill multiple nodes are not allowed on the GPU partition
-valid_scales_snellius_gpu = [s for s in SCALES if s not in ['1_cpn_2_nodes', '1_cpn_4_nodes']]
+valid_scales_snellius_gpu = [s for s in SCALES if s not in ['1cpn_2nodes', '1cpn_4nodes']]
 
 # This is an example configuration file
 site_configuration = {