diff --git a/les/api.go b/les/api.go
index 104fc5abc4..19e5bdf096 100644
--- a/les/api.go
+++ b/les/api.go
@@ -59,7 +59,8 @@ func NewPrivateLightServerAPI(server *LesServer) *PrivateLightServerAPI {
 // ServerInfo returns global server parameters
 func (api *PrivateLightServerAPI) ServerInfo() map[string]interface{} {
 	res := make(map[string]interface{})
-	res["minimumCapacity"] = uint64(api.server.minCapacity)
+	res["minimumCapacity"] = api.server.minCapacity
+	res["maximumCapacity"] = api.server.maxCapacity
 	res["freeClientCapacity"] = api.server.freeClientCap
 	res["totalCapacity"], res["totalConnectedCapacity"], res["priorityConnectedCapacity"], res["totalPriorityCapacity"] = api.server.priorityClientPool.capacityInfo()
 	return res
diff --git a/les/server.go b/les/server.go
index 4ac0b2a6d6..f8e995c1a2 100644
--- a/les/server.go
+++ b/les/server.go
@@ -65,10 +65,10 @@ type LesServer struct {
 
 	thcNormal, thcBlockProcessing int // serving thread count for normal operation and block processing mode
 
-	maxPeers                   int
-	minCapacity, freeClientCap uint64
-	freeClientPool             *freeClientPool
-	priorityClientPool         *priorityClientPool
+	maxPeers                                int
+	minCapacity, maxCapacity, freeClientCap uint64
+	freeClientPool                          *freeClientPool
+	priorityClientPool                      *priorityClientPool
 }
 
 func NewLesServer(e *eth.Ethereum, config *eth.Config) (*LesServer, error) {
@@ -236,11 +236,11 @@ func (s *LesServer) Start(srvr *p2p.Server) {
 		}
 	}
 
-	maxCapacity := s.freeClientCap * uint64(s.maxPeers)
-	if totalRecharge > maxCapacity {
-		maxCapacity = totalRecharge
+	s.maxCapacity = s.freeClientCap * uint64(s.maxPeers)
+	if totalRecharge > s.maxCapacity {
+		s.maxCapacity = totalRecharge
 	}
-	s.fcManager.SetCapacityLimits(s.freeClientCap, maxCapacity, s.freeClientCap*2)
+	s.fcManager.SetCapacityLimits(s.freeClientCap, s.maxCapacity, s.freeClientCap*2)
 	poolMetricsLogger := s.csvLogger
 	if !logClientPoolMetrics {
 		poolMetricsLogger = nil