diff --git a/src/main/java/ru/etu/petci/handlers/CommandHandler.java b/src/main/java/ru/etu/petci/handlers/CommandHandler.java
index 73a4846..e2e7d52 100644
--- a/src/main/java/ru/etu/petci/handlers/CommandHandler.java
+++ b/src/main/java/ru/etu/petci/handlers/CommandHandler.java
@@ -1,7 +1,6 @@
 package ru.etu.petci.handlers;
 
 
-@FunctionalInterface
 public interface CommandHandler {
     /**
      * This method should handle a certain command which is entered by user.