diff --git a/src/main/java/su/xserver/iikocon/iiko/IikoOlapClient.java b/src/main/java/su/xserver/iikocon/iiko/IikoOlapClient.java
index 4688868..ec0d8b3 100644
--- a/src/main/java/su/xserver/iikocon/iiko/IikoOlapClient.java
+++ b/src/main/java/su/xserver/iikocon/iiko/IikoOlapClient.java
@@ -14,7 +14,7 @@ import java.util.stream.Collectors;
 
 public class IikoOlapClient {
 
-  private static final Logger log = LoggerFactory.getLogger(IikoOlapClient.class);
+  private static final Logger log = LoggerFactory.getLogger("[IikoOlapClient]");
   private final WebClient webClient;
   private final String iikoHost;
   private final String iikoLogin;
diff --git a/src/main/java/su/xserver/iikocon/iiko/IikoOlapColumnsImporter.java b/src/main/java/su/xserver/iikocon/iiko/IikoOlapColumnsImporter.java
index 714b3bb..13c1fc6 100644
--- a/src/main/java/su/xserver/iikocon/iiko/IikoOlapColumnsImporter.java
+++ b/src/main/java/su/xserver/iikocon/iiko/IikoOlapColumnsImporter.java
@@ -17,7 +17,7 @@ import java.util.List;
 
 public class IikoOlapColumnsImporter {
 
-  private static final Logger log = LoggerFactory.getLogger(IikoOlapColumnsImporter.class);
+  private static final Logger log = LoggerFactory.getLogger("[IikoOlapColumnsImporter]");
   private final Pool dbPool;
   private final IikoOlapClient iikoOlapClient;
 
diff --git a/src/main/java/su/xserver/iikocon/service/RestaurantService.java b/src/main/java/su/xserver/iikocon/service/RestaurantService.java
index abdf6b6..f5a9572 100644
--- a/src/main/java/su/xserver/iikocon/service/RestaurantService.java
+++ b/src/main/java/su/xserver/iikocon/service/RestaurantService.java
@@ -54,12 +54,6 @@ public class RestaurantService {
     return pool.query(createTable).execute().mapEmpty();
   }
 
-  public Future<Long> countRestaurant() {
-    return pool.query("SELECT COUNT(*) AS cnt FROM restaurants")
-      .execute()
-      .map(rows -> rows.iterator().next().getLong("cnt"));
-  }
-
   public Future<Void> createRestaurant(String name, String login, String password, String host, boolean https) {
     String hashedPassword = hashPassword(password);
     Map<String, Object> params = Map.of(