diff --git a/data/tutorials/kamevapi/cgrates/etc/cgrates/cgrates.json b/data/tutorials/kamevapi/cgrates/etc/cgrates/cgrates.json
index 92ca09e4c..94b0a24e2 100644
--- a/data/tutorials/kamevapi/cgrates/etc/cgrates/cgrates.json
+++ b/data/tutorials/kamevapi/cgrates/etc/cgrates/cgrates.json
@@ -79,7 +79,7 @@
 		{"address": "127.0.0.1:2012", "transport": "*json"},
 	],
 	"debit_interval": "5s",
-	"channel_sync_interval":"7s",
+	"channel_sync_interval":"5m",
 },
 
 
@@ -134,4 +134,4 @@
 },
 
 
-}
\ No newline at end of file
+}
diff --git a/engine/rateinterval.go b/engine/rateinterval.go
index c84a586c8..49d85fc02 100644
--- a/engine/rateinterval.go
+++ b/engine/rateinterval.go
@@ -294,7 +294,7 @@ func (pg RateGroups) Equals(oRG RateGroups) bool {
 		return false
 	}
 	for i := range pg {
-		if !pg[0].Equal(oRG[i]) {
+		if !pg[i].Equal(oRG[i]) {
 			return false
 		}
 	}
diff --git a/engine/rateinterval_test.go b/engine/rateinterval_test.go
index 072b5f97c..7aa8def3f 100644
--- a/engine/rateinterval_test.go
+++ b/engine/rateinterval_test.go
@@ -383,6 +383,68 @@ func TestRateIntervalCost(t *testing.T) {
 	}
 }
 
+func TestRateGroupsEquals(t *testing.T) {
+	rg1 := RateGroups{
+		&Rate{
+			GroupIntervalStart: time.Duration(0),
+			Value:              0.1,
+			RateIncrement:      time.Minute,
+			RateUnit:           60 * time.Second,
+		},
+		&Rate{
+			GroupIntervalStart: time.Duration(60 * time.Second),
+			Value:              0.05,
+			RateIncrement:      time.Second,
+			RateUnit:           time.Second,
+		},
+	}
+	rg2 := RateGroups{
+		&Rate{
+			GroupIntervalStart: time.Duration(0),
+			Value:              0.1,
+			RateIncrement:      time.Minute,
+			RateUnit:           60 * time.Second,
+		},
+		&Rate{
+			GroupIntervalStart: time.Duration(60 * time.Second),
+			Value:              0.05,
+			RateIncrement:      time.Second,
+			RateUnit:           time.Second,
+		},
+	}
+	if !rg1.Equals(rg2) {
+		t.Error("not equal")
+	}
+	rg2 = RateGroups{
+		&Rate{
+			GroupIntervalStart: time.Duration(0),
+			Value:              0.1,
+			RateIncrement:      time.Minute,
+			RateUnit:           60 * time.Second,
+		},
+		&Rate{
+			GroupIntervalStart: time.Duration(60 * time.Second),
+			Value:              0.3,
+			RateIncrement:      time.Second,
+			RateUnit:           time.Second,
+		},
+	}
+	if rg1.Equals(rg2) {
+		t.Error("equals")
+	}
+	rg2 = RateGroups{
+		&Rate{
+			GroupIntervalStart: time.Duration(0),
+			Value:              0.1,
+			RateIncrement:      time.Minute,
+			RateUnit:           60 * time.Second,
+		},
+	}
+	if rg1.Equals(rg2) {
+		t.Error("equals")
+	}
+}
+
 /*********************************Benchmarks**************************************/
 
 func BenchmarkRateIntervalContainsDate(b *testing.B) {