diff --git a/config/config_defaults.go b/config/config_defaults.go
index 997c4374b..f98b0f8f9 100755
--- a/config/config_defaults.go
+++ b/config/config_defaults.go
@@ -234,6 +234,7 @@ const CGRATES_CFG_JSON = `
 	"enabled": false,						// enable Rating/Accounting service: <true|false>
 	"thresholds_conns": [],					// connections to ThresholdS for account/balance updates, empty to disable thresholds functionality: <""|*internal|x.y.z.y:1234>
 	"stats_conns": [],						// connections to StatS for account/balance updates, empty to disable stats functionality: <""|*internal|x.y.z.y:1234>
+	"caches_conns":["*internal"],			// connections to CacheS for account/balance updates
 	"rp_subject_prefix_matching": false,	// enables prefix matching for the rating profile subject
 	"remove_expired":true,					// enables automatic removal of expired balances
 	"max_computed_usage": {					// do not compute usage higher than this, prevents memory overload
diff --git a/config/config_json_test.go b/config/config_json_test.go
index d980ba441..24ae62f71 100755
--- a/config/config_json_test.go
+++ b/config/config_json_test.go
@@ -390,6 +390,7 @@ func TestDfRalsJsonCfg(t *testing.T) {
 		Enabled:                    utils.BoolPointer(false),
 		Thresholds_conns:           &[]string{},
 		Stats_conns:                &[]string{},
+		CacheS_conns:               &[]string{utils.MetaInternal},
 		Rp_subject_prefix_matching: utils.BoolPointer(false),
 		Remove_expired:             utils.BoolPointer(true),
 		Max_computed_usage: &map[string]string{
diff --git a/config/libconfig_json.go b/config/libconfig_json.go
index eb0a5d070..01bc72c73 100755
--- a/config/libconfig_json.go
+++ b/config/libconfig_json.go
@@ -114,6 +114,7 @@ type RalsJsonCfg struct {
 	Enabled                    *bool
 	Thresholds_conns           *[]string
 	Stats_conns                *[]string
+	CacheS_conns               *[]string
 	Rp_subject_prefix_matching *bool
 	Remove_expired             *bool
 	Max_computed_usage         *map[string]string
diff --git a/config/ralscfg.go b/config/ralscfg.go
index cfca36bbb..1f97c58e7 100644
--- a/config/ralscfg.go
+++ b/config/ralscfg.go
@@ -29,6 +29,7 @@ type RalsCfg struct {
 	Enabled                 bool     // start standalone server (no balancer)
 	ThresholdSConns         []string // address where to reach ThresholdS config
 	StatSConns              []string
+	CacheSConns             []string
 	RpSubjectPrefixMatching bool // enables prefix matching for the rating profile subject
 	RemoveExpired           bool
 	MaxComputedUsage        map[string]time.Duration
@@ -66,6 +67,17 @@ func (ralsCfg *RalsCfg) loadFromJsonCfg(jsnRALsCfg *RalsJsonCfg) (err error) {
 			}
 		}
 	}
+	if jsnRALsCfg.CacheS_conns != nil {
+		ralsCfg.CacheSConns = make([]string, len(*jsnRALsCfg.CacheS_conns))
+		for idx, conn := range *jsnRALsCfg.CacheS_conns {
+			// if we have the connection internal we change the name so we can have internal rpc for each subsystem
+			if conn == utils.MetaInternal {
+				ralsCfg.CacheSConns[idx] = utils.ConcatenatedKey(utils.MetaInternal, utils.MetaCaches)
+			} else {
+				ralsCfg.CacheSConns[idx] = conn
+			}
+		}
+	}
 	if jsnRALsCfg.Rp_subject_prefix_matching != nil {
 		ralsCfg.RpSubjectPrefixMatching = *jsnRALsCfg.Rp_subject_prefix_matching
 	}