diff --git a/agent/internal/config/config.go b/agent/internal/config/config.go
index 4093af9..6381206 100644
--- a/agent/internal/config/config.go
+++ b/agent/internal/config/config.go
@@ -8,6 +8,7 @@ import (
 
 type AgentConfig struct {
 	BackendURL        string `yaml:"backend_url"`
+	GRPCURL           string `yaml:"grpc_url"`
 	RegistrationToken string `yaml:"registration_token"`
 	Label             string `yaml:"label"`
 	CertDir           string `yaml:"cert_dir"`
diff --git a/agent/main.go b/agent/main.go
index f65173a..9a4b665 100644
--- a/agent/main.go
+++ b/agent/main.go
@@ -4,6 +4,7 @@ import (
 	"context"
 	"log"
 	"os"
+	"strings"
 
 	"gitea.d3m0k1d.ru/d3m0k1d/HellreigN/agent/internal/client"
 	"gitea.d3m0k1d.ru/d3m0k1d/HellreigN/agent/internal/commander"
@@ -63,8 +64,10 @@ func main() {
 		defer cancel()
 		cmdexe := new(commander.CommandExecutor)
 		ccli := client.New(cmdexe, cfg.Label, cfg.Label)
+		// Use grpc_url for gRPC connection, strip scheme if present
 		grpcAddr := cfg.GRPCURL
 		if grpcAddr == "" {
+			// Fallback: derive from backend_url by stripping scheme
 			grpcAddr = cfg.BackendURL
 		}
 		grpcAddr = strings.TrimPrefix(grpcAddr, "http://")
diff --git a/backend/?mode=rwc&pragma=journal_mode(wal)&pragma=synchronous(normal)&pragma=busy_timeout(30000) b/backend/?mode=rwc&pragma=journal_mode(wal)&pragma=synchronous(normal)&pragma=busy_timeout(30000)
deleted file mode 100644
index 15e7dfc..0000000
Binary files a/backend/?mode=rwc&pragma=journal_mode(wal)&pragma=synchronous(normal)&pragma=busy_timeout(30000) and /dev/null differ
diff --git a/infra/agent/config.yml b/infra/agent/config.yml
index 76854ab..1b572ea 100644
--- a/infra/agent/config.yml
+++ b/infra/agent/config.yml
@@ -1,4 +1,5 @@
 backend_url: http://backend:8080
+grpc_url: backend:9001
 label: test-agent-1
-registration_token: ""
+registration_token: "156616b56774d59ba53f1eb4b096488bb5f755bbf5b737d93a42bb1b583ad7fb"
 cert_dir: /etc/hellreign-agent/certs