diff --git a/src/box/box_lua_space.cc b/src/box/box_lua_space.cc
index 182866b6fbc4f9c401feb8a308abd26c2daf77e1..c71c23a33f607663e7979b3fe6401b48fb83d524 100644
--- a/src/box/box_lua_space.cc
+++ b/src/box/box_lua_space.cc
@@ -146,7 +146,6 @@ box_lua_space_new(struct lua_State *L, struct space *space)
 	lua_rawseti(L, -2, space_id(space));
 
 	lua_pop(L, 2); /* box, space */
-	assert(lua_gettop(L) == 0);
 }
 
 /** Delete a given space in Lua */
@@ -159,6 +158,4 @@ box_lua_space_delete(struct lua_State *L, uint32_t id)
 	lua_pushnil(L);
 	lua_rawseti(L, -2, id);
 	lua_pop(L, 2); /* box, space */
-
-	assert(lua_gettop(L) == 0);
 }
diff --git a/test/box/bug726778.cfg b/test/box/bug726778.cfg
index 93238ec8c9c4360131505bd45d468f26bd5efc1b..5ea11f4fae4de7e55fce5fed8f11d5552c3eb925 100644
--- a/test/box/bug726778.cfg
+++ b/test/box/bug726778.cfg
@@ -16,10 +16,3 @@ secondary_port = 33014
 admin_port = 33015
 
 rows_per_wal = 50
-
-space[0].enabled = 1
-space[0].index[0].type = "HASH"
-space[0].index[0].unique = 1
-space[0].index[0].key_field[0].fieldno = 0
-space[0].index[0].key_field[0].type = "NUM"
-
diff --git a/test/box/tarantool.cfg b/test/box/tarantool.cfg
index 69674c64b7d329793e659c8864ed222f23a9eccf..6e2b9f030b2acb61951e0c585712c83875780eb8 100644
--- a/test/box/tarantool.cfg
+++ b/test/box/tarantool.cfg
@@ -34,12 +34,3 @@ admin_port = 33015
 # When the limit is reached, Tarantool closes
 # the WAL and starts a new one.
 rows_per_wal = 50
-
-# Define a simple space with 1 HASH-based
-# primary key.
-space[0].enabled = 1
-space[0].index[0].type = "HASH"
-space[0].index[0].unique = 1
-space[0].index[0].key_field[0].fieldno = 0
-space[0].index[0].key_field[0].type = "NUM"
-
diff --git a/test/box/tarantool_bug750658.cfg b/test/box/tarantool_bug750658.cfg
index 13a2c47be64b631c1efcac5b8fd350355f70df5c..9f1b2d1e44ec3956a19ff6f80c9e76fff60f9adb 100644
--- a/test/box/tarantool_bug750658.cfg
+++ b/test/box/tarantool_bug750658.cfg
@@ -29,12 +29,3 @@ admin_port = 33015
 # When the limit is reached, Tarantool closes
 # the WAL and starts a new one.
 rows_per_wal = 50
-
-# Define a simple space with 1 HASH-based
-# primary key.
-space[0].enabled = 1
-space[0].index[0].type = "HASH"
-space[0].index[0].unique = 1
-space[0].index[0].key_field[0].fieldno = 0
-space[0].index[0].key_field[0].type = "NUM"
-