diff --git a/internal/hetzner/hetzneragent.go b/internal/hetzner/hetzneragent.go
index cca9605..b2deee7 100644
--- a/internal/hetzner/hetzneragent.go
+++ b/internal/hetzner/hetzneragent.go
@@ -44,7 +44,7 @@ type UserDataConfig struct {
 
 func generateConfig(cfg *config.Config, name string) (string, error) {
 	envConfig := map[string]interface{}{
-		"WOODPECKER_SERVER":        fmt.Sprintf(`"%s"`, cfg.WoodpeckerGrpc),
+		"WOODPECKER_SERVER":        fmt.Sprintf("%s", cfg.WoodpeckerGrpc),
 		"WOODPECKER_GRPC_SECURE":   true,
 		"WOODPECKER_AGENT_SECRET":  fmt.Sprintf(`"%s"`, cfg.WoodpeckerAgentSecret),
 		"WOODPECKER_FILTER_LABELS": fmt.Sprintf(`"%s"`, cfg.WoodpeckerLabelSelector),
diff --git a/internal/hetzner/hetzneragent_test.go b/internal/hetzner/hetzneragent_test.go
index 0b337b1..3fbbf5c 100644
--- a/internal/hetzner/hetzneragent_test.go
+++ b/internal/hetzner/hetzneragent_test.go
@@ -40,7 +40,7 @@ write_files:
           - WOODPECKER_FILTER_LABELS="uploadfilter24.eu/instance-role=WoodpeckerTest"
           - WOODPECKER_GRPC_SECURE=true
           - WOODPECKER_HOSTNAME="test-instance"
-          - WOODPECKER_SERVER="grpc-test.woodpecker.test.tld:443"
+          - WOODPECKER_SERVER=grpc-test.woodpecker.test.tld:443
   path: /root/docker-compose.yml
 runcmd:
 - [ sh, -xc, "cd /root; docker run --rm --privileged multiarch/qemu-user-static --reset -p yes; docker compose up -d" ]