diff --git a/test/conf/cassandra.yaml b/test/conf/cassandra.yaml
index c303136993..1df250195d 100644
--- a/test/conf/cassandra.yaml
+++ b/test/conf/cassandra.yaml
@@ -14,7 +14,6 @@ rpc_port: 9170
 column_index_size_in_kb: 4
 commitlog_directory: build/test/cassandra/commitlog
 saved_caches_directory: build/test/cassandra/saved_caches
-commitlog_rotation_threshold_in_mb: 128
 data_file_directories:
     - build/test/cassandra/data
 disk_access_mode: mmap