diff --git a/mdbx.h b/mdbx.h
index 6461ab6d..f9ba3418 100644
--- a/mdbx.h
+++ b/mdbx.h
@@ -1849,8 +1849,7 @@ enum MDBX_option_t {
    * growth, or/and to the inability of put long values.
    *
    * The `MDBX_opt_rp_augment_limit` controls described limit for the current
-   * process. Default is 1048576, i.e. 2**20. This is sure enough for databases
-   * up to 4Gb with 4K page size. */
+   * process. Default is 262144, it is usually enough for most cases. */
   MDBX_opt_rp_augment_limit,
 
   /** \brief Controls the in-process limit to grow a list of
@@ -1878,8 +1877,7 @@ enum MDBX_option_t {
    * spill to disk instead.
    *
    * The `MDBX_opt_txn_dp_limit` controls described threshold for the current
-   * process. Default is 1048576, i.e. 2**20. This is sure enough for databases
-   * up to 4Gb with 4K page size. */
+   * process. Default is 65536, it is usually enough for most cases. */
   MDBX_opt_txn_dp_limit,
 
   /** \brief Controls the in-process initial allocation size for dirty pages
diff --git a/src/core.c b/src/core.c
index 26704fd4..9bd75c6c 100644
--- a/src/core.c
+++ b/src/core.c
@@ -9922,8 +9922,8 @@ __cold int mdbx_env_create(MDBX_env **penv) {
   env->me_stuck_meta = -1;
 
   env->me_options.dp_reserve_limit = 1024;
-  env->me_options.rp_augment_limit = 1024 * 1024;
-  env->me_options.dp_limit = 1024 * 1024;
+  env->me_options.rp_augment_limit = 256 * 1024;
+  env->me_options.dp_limit = 64 * 1024;
   if (env->me_options.dp_limit > MAX_PAGENO - NUM_METAS)
     env->me_options.dp_limit = MAX_PAGENO - NUM_METAS;
   env->me_options.dp_initial = MDBX_PNL_INITIAL;