diff --git a/src/njs_builtin.c b/src/njs_builtin.c
index 434fa68ac..39e361f9c 100644
--- a/src/njs_builtin.c
+++ b/src/njs_builtin.c
@@ -129,7 +129,7 @@ njs_builtin_objects_create(njs_vm_t *vm)
     njs_lvlhsh_init(&shared->keywords_hash);
     njs_lvlhsh_init(&shared->values_hash);
 
-    ret = njs_predefined_hash_init(&shared->predefined_hash);
+    ret = njs_predefined_hash_init();
     if (njs_slow_path(ret != NJS_OK)) {
         return NJS_ERROR;
     }
diff --git a/src/njs_predefined.c b/src/njs_predefined.c
index b342bb694..5d4188ad0 100644
--- a/src/njs_predefined.c
+++ b/src/njs_predefined.c
@@ -595,10 +595,11 @@ static const njs_flathsh_proto_t  njs_predefined_hash_proto
 
 
 njs_int_t
-njs_predefined_hash_init(njs_flathsh_t *hash)
+njs_predefined_hash_init()
 {
     u_char               *start;
     size_t               len;
+    uint32_t             atom_id;
     njs_int_t            ret;
     njs_uint_t           n;
     njs_value_t          *value;
@@ -613,10 +614,12 @@ njs_predefined_hash_init(njs_flathsh_t *hash)
     lhq.proto = &njs_predefined_hash_proto;
     lhq.pool = NULL; /* Not used. */
 
+    atom_id = NJS_SYMBOL_KNOWN_MAX;
+
     for (n = 0; n < NJS_PREDEFINED_SIZE; n++) {
         value = &njs_predefined.value[n];
 
-        value->string.atom_id = njs_predefined_atom_id++;
+        value->string.atom_id = atom_id++;
 
         start = value->string.data->start;
         len = value->string.data->length;
diff --git a/src/njs_predefined.h b/src/njs_predefined.h
index 4b8cdaf4e..9e0adf8d5 100644
--- a/src/njs_predefined.h
+++ b/src/njs_predefined.h
@@ -530,7 +530,11 @@ typedef union {
 } njs_predefined_values_t;
 
 
-njs_int_t njs_predefined_hash_init(njs_flathsh_t *hash);
+#define njs_predef(name) (njs_predefined.vs._ ## name)
+#define njs_predef_empty (njs_predefined.vs._)
+
+
+njs_int_t njs_predefined_hash_init();
 
 
 extern njs_predefined_values_t     njs_predefined;
diff --git a/src/njs_vm.h b/src/njs_vm.h
index 5f4cf48d9..6d09caf8f 100644
--- a/src/njs_vm.h
+++ b/src/njs_vm.h
@@ -205,7 +205,6 @@ typedef struct {
 struct njs_vm_shared_s {
     njs_lvlhsh_t             keywords_hash;
     njs_lvlhsh_t             values_hash;
-    njs_flathsh_t            predefined_hash;
 
     njs_lvlhsh_t             array_instance_hash;
     njs_lvlhsh_t             string_instance_hash;