diff --git a/examples/serverless/healthcheck/service.go b/examples/serverless/healthcheck/service.go
index 60df561f5..74a94962e 100644
--- a/examples/serverless/healthcheck/service.go
+++ b/examples/serverless/healthcheck/service.go
@@ -15,7 +15,7 @@ import (
 
 	environ "github.com/ydb-platform/ydb-go-sdk-auth-environ"
 
-	"github.com/ydb-platform/ydb-go-sdk/v3"
+	ydb "github.com/ydb-platform/ydb-go-sdk/v3"
 	"github.com/ydb-platform/ydb-go-sdk/v3/sugar"
 	"github.com/ydb-platform/ydb-go-sdk/v3/table"
 	"github.com/ydb-platform/ydb-go-sdk/v3/table/types"
@@ -106,6 +106,9 @@ func (s *service) ping(path string) (code int32, err error) {
 	if err != nil {
 		return -1, err
 	}
+	defer func() {
+		_ = response.Body.Close()
+	}()
 	return int32(response.StatusCode), nil
 }