diff --git a/internal/infrastructure/smpp.go b/internal/infrastructure/smpp.go
index 679b24b..bf3bd98 100644
--- a/internal/infrastructure/smpp.go
+++ b/internal/infrastructure/smpp.go
@@ -39,9 +39,11 @@ func NewSMPPClient(cfg *config.Config) (*SMPPClient, error) {
 		status := <-connStatus
 		if status.Status() == smpp.Connected {
 			logger.InfoLogger.Info("Connected to SMPP server.")
+			slog.Info("Connected to SMPP server.")
 			break
 		} else {
 			logger.ErrorLogger.Error("Failed to connect:", status.Error())
+			slog.Error("Failed to establish OTP connection:", status.Error())
 			logger.InfoLogger.Info("Retrying in 5 seconds...")
 			time.Sleep(5 * time.Second) // Wait for 5 seconds before retrying
 		}