diff --git a/CHANGELOG.md b/CHANGELOG.md
index 622c7c3b5..842d3daa4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,5 @@
+* Set the `pick_first` balancer for short-lived grpc connection inside ydb cluster discovery attempt
+
 ## v3.90.1
 * Small broken change: added method `ID()` into `spans.Span` interface (need to implement in adapter) 
 * Fixed traceparent header for tracing grpc requests
diff --git a/internal/balancer/balancer.go b/internal/balancer/balancer.go
index 6534e0a20..54b75d04b 100644
--- a/internal/balancer/balancer.go
+++ b/internal/balancer/balancer.go
@@ -202,6 +202,9 @@ func makeDiscoveryFunc(
 			append(
 				driverConfig.GrpcDialOptions(),
 				grpc.WithBlock(),
+				grpc.WithDefaultServiceConfig(`{
+					"loadBalancingPolicy": "pick_first"
+				}`),
 			)...,
 		)
 		if err != nil {