diff --git a/src/tateyama/configuration/bootstrap_configuration.cpp b/src/tateyama/configuration/bootstrap_configuration.cpp
index 50825ba..dfaf5f2 100644
--- a/src/tateyama/configuration/bootstrap_configuration.cpp
+++ b/src/tateyama/configuration/bootstrap_configuration.cpp
@@ -44,7 +44,8 @@ static constexpr std::string_view default_configuration {  // NOLINT
         "dev_scan_concurrent_operation_as_not_found=true\n"
         "dev_point_read_concurrent_operation_as_not_found=true\n"
         "lowercase_regular_identifiers=false\n"
-        "scan_block_size=0\n"
+        "scan_block_size=100\n"
+        "scan_yield_interval=1\n"
         "dev_rtx_parallel_scan=false\n"
 
     "[ipc_endpoint]\n"