diff --git a/test/hill.cc b/test/hill.cc
index abccf9c7..10cb3089 100644
--- a/test/hill.cc
+++ b/test/hill.cc
@@ -53,7 +53,7 @@ bool testcase_hill::run() {
    */
 
   /* TODO: работа в несколько потоков */
-  keyvalue_maker.setup(config.params, 0 /* thread_number */);
+  keyvalue_maker.setup(config.params, config.actor_id, 0 /* thread_number */);
 
   keygen::buffer a_key = keygen::alloc(config.params.keylen_max);
   keygen::buffer a_data_0 = keygen::alloc(config.params.datalen_max);
diff --git a/test/keygen.cc b/test/keygen.cc
index 0b68194d..c7a70606 100644
--- a/test/keygen.cc
+++ b/test/keygen.cc
@@ -142,7 +142,7 @@ void __hot maker::pair(serial_t serial, const buffer &key, buffer &value,
   }
 }
 
-void maker::setup(const config::actor_params_pod &actor,
+void maker::setup(const config::actor_params_pod &actor, unsigned actor_id,
                   unsigned thread_number) {
   key_essentials.flags =
       actor.table_flags & (MDBX_INTEGERKEY | MDBX_REVERSEKEY | MDBX_DUPSORT);
@@ -161,7 +161,7 @@ void maker::setup(const config::actor_params_pod &actor,
   assert(thread_number < 2);
   (void)thread_number;
   mapping = actor.keygen;
-  salt = actor.keygen.seed * UINT64_C(14653293970879851569);
+  salt = (actor.keygen.seed + actor_id) * UINT64_C(14653293970879851569);
 
   // FIXME: TODO
   base = 0;
diff --git a/test/keygen.h b/test/keygen.h
index 449165ae..bbd97b29 100644
--- a/test/keygen.h
+++ b/test/keygen.h
@@ -119,7 +119,8 @@ public:
 
   void pair(serial_t serial, const buffer &key, buffer &value,
             serial_t value_age);
-  void setup(const config::actor_params_pod &actor, unsigned thread_number);
+  void setup(const config::actor_params_pod &actor, unsigned actor_id,
+             unsigned thread_number);
 
   bool increment(serial_t &serial, int delta);
 };