diff --git a/big_tests/test.config b/big_tests/test.config
index 90f41599e1d..701cf4fb674 100644
--- a/big_tests/test.config
+++ b/big_tests/test.config
@@ -234,13 +234,13 @@
      %% dbs variable is used by ./tools/test_runner/presets_to_dbs.sh script
      [{dbs, [redis, minio]},
       {outgoing_pools, "[outgoing_pools.redis.global_distrib]
-  scope = \"global\"
+  scope = \"host\"
   workers = 10"}]},
     {pgsql_mnesia,
      [{dbs, [redis, pgsql]},
       {auth_method, "\"rdbms\""},
       {outgoing_pools, "[outgoing_pools.redis.global_distrib]
-  scope = \"global\"
+  scope = \"host\"
   workers = 10
 [outgoing_pools.rdbms.default]
   scope = \"global\"
@@ -266,7 +266,7 @@
       {auth_method, "\"rdbms\""},
       {rdbms_server_type, "\"mssql\""},
       {outgoing_pools, "[outgoing_pools.redis.global_distrib]
-  scope = \"global\"
+  scope = \"host\"
   workers = 10
 [outgoing_pools.rdbms.default]
   scope = \"global\"
@@ -285,7 +285,7 @@
       {sm_backend, "\"redis\""},
       {auth_method, "\"rdbms\""},
       {outgoing_pools, "[outgoing_pools.redis.global_distrib]
-  scope = \"global\"
+  scope = \"host\"
   workers = 10
 [outgoing_pools.redis.default]
   scope = \"global\"
@@ -313,7 +313,7 @@
      [{dbs, [redis, ldap]},
       {auth_method, "\"ldap\""},
       {outgoing_pools, "[outgoing_pools.redis.global_distrib]
-  scope = \"global\"
+  scope = \"host\"
   workers = 10
 [outgoing_pools.ldap.default]
   scope = \"global\"
@@ -353,7 +353,7 @@
       %% https://github.com/basho/riak-erlang-client/issues/232#issuecomment-178612129
       %% We also set ciphers in tools/setup_riak on the server side.
       {outgoing_pools, "[outgoing_pools.redis.global_distrib]
-  scope = \"global\"
+  scope = \"host\"
   workers = 10
 [outgoing_pools.riak.default]
   scope = \"global\"
@@ -377,7 +377,7 @@
     {elasticsearch_and_cassandra_mnesia,
      [{dbs, [redis, elasticsearch, cassandra]},
       {outgoing_pools, "[outgoing_pools.redis.global_distrib]
-  scope = \"global\"
+  scope = \"host\"
   workers = 10
 [outgoing_pools.cassandra.default]
   scope = \"global\"