diff --git a/tests/convert/full/repo.toml b/tests/convert/full/repo.toml
index fc96e47..288d309 100644
--- a/tests/convert/full/repo.toml
+++ b/tests/convert/full/repo.toml
@@ -14,8 +14,9 @@ issue.show-submitter = true # whether to show submitter in the issue title
 max-total-score = 100 # maximum total score for the task
 # submission count limit groups
 # explanation of the following config:
-# groups with name "joj" can submit up to 1000 times in last 24 hours
-# groups with name "run" can submit up to 100 times in last 1 hour
-groups.name = ["joj", "run"] # names of the groups
-groups.max-count = [1000, 100] # maximum submission count for each group
-groups.time-period-hour = [24, 1] # time period in hour for each group
+# in last 1 hour, total submission <= 50 times
+# in last 24 hours, submission includes group "joj" <= 1000 times
+# in last 2 hours, submission includes group "run" <= 100 times
+groups.name = ["", "joj", "run"] # names of the groups
+groups.max-count = [50, 1000, 100] # maximum submission count for each group
+groups.time-period-hour = [1, 24, 2] # time period in hour for each group