diff --git a/src/lashup_config.erl b/src/lashup_config.erl
index 42c55c0..86d838a 100644
--- a/src/lashup_config.erl
+++ b/src/lashup_config.erl
@@ -51,7 +51,9 @@
   ping_log_base/0,
   gc_timeout/0,
   aae_route_event_wait/0,
-  update_contact_nodes/1
+  update_contact_nodes/1,
+  mnesia_sync_log/0,
+  enable_mnesia_sync_log/1
 ]).
 
 %% @doc
@@ -197,3 +199,12 @@ get_env(Var, Default) ->
 -spec(update_contact_nodes([node()]) -> ok).
 update_contact_nodes(Nodes) ->
   application:set_env(lashup, contact_nodes, Nodes).
+
+-spec(mnesia_sync_log() -> boolean()).
+mnesia_sync_log() ->
+  get_env(mnesia_sync_log, true).
+
+-spec(enable_mnesia_sync_log(boolean()) -> ok).
+enable_mnesia_sync_log(Value) ->
+  application:set_env(lashup, mnesia_sync_log, Value).
+
diff --git a/src/lashup_kv.erl b/src/lashup_kv.erl
index b1b7b2b..b71f2bc 100644
--- a/src/lashup_kv.erl
+++ b/src/lashup_kv.erl
@@ -372,8 +372,13 @@ handle_op(Key, Op, OldVClock, State) ->
   Fun = mk_write_fun(Key, OldVClock, Op),
   try mnesia:sync_transaction(Fun) of
     {atomic, NewKV} ->
-      ok = mnesia:sync_log(),
-      dumped = mnesia:dump_log(),
+      case lashup_config:mnesia_sync_log() of
+        true ->
+          ok = mnesia:sync_log(),
+          dumped = mnesia:dump_log();
+        false ->
+          ok
+      end,
       propagate(NewKV),
       NewValue = riak_dt_map:value(NewKV#kv2.map),
       State0 = notify_subscribers(Key, State),