diff --git a/JOJ3-Configuration-Schema.md b/JOJ3-Configuration-Schema.md
index 763c41e..307311f 100644
--- a/JOJ3-Configuration-Schema.md
+++ b/JOJ3-Configuration-Schema.md
@@ -67,13 +67,13 @@ score = 10
 limit.cpu = 10000000000
 limit.mem = 536870912
 
-[[test-cases]]
+[[test_cases]]
 name = "case4"
 score = 20
 limit.cpu = 5000000000
 limit.mem = 53687091
 
-[[test-cases]]
+[[test_cases]]
 name = "case10"
 score = 30
 limit.mem = 53687091