diff --git a/src/client/client_config.ml b/src/client/client_config.ml
index aa1c1d5e..efc1c011 100644
--- a/src/client/client_config.ml
+++ b/src/client/client_config.ml
@@ -132,7 +132,7 @@ module Env () : ENV = struct
   let set_headers s = headers := s
 
   let make k ?(debug = get_debug ()) ?url ?url_traces ?url_metrics ?url_logs
-      ?(batch_traces = Some 400) ?(batch_metrics = Some 20)
+      ?(batch_traces = Some 400) ?(batch_metrics = Some 200)
       ?(batch_logs = Some 400) ?(headers = get_headers ())
       ?(batch_timeout_ms = 2_000) ?(self_trace = false) ?http_concurrency_level
       =
diff --git a/src/client/client_config.mli b/src/client/client_config.mli
index 6aedb128..913642f4 100644
--- a/src/client/client_config.mli
+++ b/src/client/client_config.mli
@@ -20,7 +20,7 @@ type t = private {
           [i] items. If [None], there is no batching.
 
           Note that traces and metrics are batched separately. Default
-          [Some 20]. *)
+          [Some 200]. *)
   batch_logs: int option;
       (** Batch logs? See {!batch_metrics} for details. Default [Some 400] *)
   batch_timeout_ms: int;
@@ -29,8 +29,8 @@ type t = private {
           this is only checked when a new event occurs or when a tick is
           emitted. Default 2_000. *)
   self_trace: bool;
-      (** If true, the OTEL library will also emit its own spans. Default
-          [false].
+      (** If true, the OTEL library will perform some self-instrumentation.
+          Default [false].
           @since 0.7 *)
   http_concurrency_level: int option;
       (** How many HTTP requests can be done simultaneously (at most)?