diff --git a/hoomd_validation/config-sample.toml b/hoomd_validation/config-sample.toml
index 28f8e791..0b39036f 100644
--- a/hoomd_validation/config-sample.toml
+++ b/hoomd_validation/config-sample.toml
@@ -11,7 +11,7 @@
 # max_gpus_submission = 1
 
 ## Maximum wall time (in hours) that a submitted cluster job is allowed to run.
-# max_walltime = "24:00:00"
+# max_walltime = "1 day, 00:00:00"
 
 ## Wall time (in hours) To use for short, non-restartable jobs
 # short_walltime = "02:00:00"
diff --git a/hoomd_validation/config_parser.py b/hoomd_validation/config_parser.py
index b1e80009..2c0bb218 100644
--- a/hoomd_validation/config_parser.py
+++ b/hoomd_validation/config_parser.py
@@ -31,7 +31,7 @@ def __init__(self, config_file_path=DEFAULT_CONFIG_PATH):
         self['max_cores_sim'] = int(config.get('max_cores_sim', 16))
         self['max_cores_submission'] = int(config.get('max_cores_submission', 16))
         self['max_gpus_submission'] = int(config.get('max_gpus_submission', 1))
-        self['max_walltime'] = str(config.get('max_walltime', '24:00:00'))
+        self['max_walltime'] = str(config.get('max_walltime', '1 day, 00:00:00'))
         self['short_walltime'] = str(config.get('short_walltime', '02:00:00'))
         self['replicates'] = int(config.get('replicates', 32))
         self['enable_gpu'] = bool(config.get('enable_gpu', True))