diff --git a/src/main/java/org/springframework/samples/petclinic/rest/JacksonCustomOwnerDeserializer.java b/src/main/java/org/springframework/samples/petclinic/rest/JacksonCustomOwnerDeserializer.java
index 712afef777e85fe0c0a1e9538a9f6a9a68dcf1b2..b63dd422a278a37e3c6c2295b317645c87c7d278 100644
--- a/src/main/java/org/springframework/samples/petclinic/rest/JacksonCustomOwnerDeserializer.java
+++ b/src/main/java/org/springframework/samples/petclinic/rest/JacksonCustomOwnerDeserializer.java
@@ -25,7 +25,6 @@ import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.databind.DeserializationContext;
 import com.fasterxml.jackson.databind.JsonNode;
 import com.fasterxml.jackson.databind.deser.std.StdDeserializer;
-import com.fasterxml.jackson.databind.node.IntNode;
 
 /**
  * @author Vitaliy Fedoriv
diff --git a/src/main/java/org/springframework/samples/petclinic/util/ApplicationSwaggerConfig.java b/src/main/java/org/springframework/samples/petclinic/util/ApplicationSwaggerConfig.java
index 4d6f70853fd0db7f6257abf3b8017d166f038140..8cd016a99dafad0bd47903709fbb6e51251b15f9 100644
--- a/src/main/java/org/springframework/samples/petclinic/util/ApplicationSwaggerConfig.java
+++ b/src/main/java/org/springframework/samples/petclinic/util/ApplicationSwaggerConfig.java
@@ -16,11 +16,10 @@
 
 package org.springframework.samples.petclinic.util;
 
-import org.springframework.boot.autoconfigure.SpringBootApplication;
+
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.ComponentScan;
 import org.springframework.context.annotation.Configuration;
-import org.springframework.web.servlet.config.annotation.EnableWebMvc;
 
 import springfox.documentation.builders.PathSelectors;
 import springfox.documentation.builders.RequestHandlerSelectors;
@@ -32,7 +31,7 @@ import springfox.documentation.swagger2.annotations.EnableSwagger2;
 
 /**
  * Java config for Springfox swagger documentation plugin
- * see also tools-config.xml and mvc-config.xml
+ * 
  * @author Vitaliy Fedoriv
  *
  */