diff --git a/nodes/node_balancer/cmd/nodebalancer/balancer.go b/nodes/node_balancer/cmd/nodebalancer/balancer.go
index 5ea2104e..a79f838c 100644
--- a/nodes/node_balancer/cmd/nodebalancer/balancer.go
+++ b/nodes/node_balancer/cmd/nodebalancer/balancer.go
@@ -108,7 +108,12 @@ func (node *Node) UpdateNodeState(currentBlock uint64, alive bool) (callCounter
 // IncreaseCallCounter increased to 1 each time node called
 func (node *Node) IncreaseCallCounter() {
 	node.mux.Lock()
-	node.CallCounter++
+	if node.CallCounter >= NB_MAX_COUNTER_NUMBER {
+		log.Printf("Number of calls for node %s reached %d limit, reset the counter.", node.Endpoint, NB_MAX_COUNTER_NUMBER)
+		node.CallCounter = uint64(0)
+	} else {
+		node.CallCounter++
+	}
 	node.mux.Unlock()
 }
 
diff --git a/nodes/node_balancer/cmd/nodebalancer/configs.go b/nodes/node_balancer/cmd/nodebalancer/configs.go
index 88b343e7..31a48114 100644
--- a/nodes/node_balancer/cmd/nodebalancer/configs.go
+++ b/nodes/node_balancer/cmd/nodebalancer/configs.go
@@ -30,6 +30,8 @@ var (
 	NB_CACHE_CLEANING_INTERVAL  = time.Second * 10
 	NB_CACHE_ACCESS_ID_LIFETIME = int64(120)
 
+	NB_MAX_COUNTER_NUMBER = uint64(10000000)
+
 	// Client configuration
 	NB_CLIENT_NODE_KEEP_ALIVE = int64(5) // How long to store node in hot list for client in seconds