diff --git a/mybatis-plus-join-core/src/main/java/com/github/yulichang/injector/MPJSqlInjector.java b/mybatis-plus-join-core/src/main/java/com/github/yulichang/injector/MPJSqlInjector.java
index 93c33e1..92d51bf 100644
--- a/mybatis-plus-join-core/src/main/java/com/github/yulichang/injector/MPJSqlInjector.java
+++ b/mybatis-plus-join-core/src/main/java/com/github/yulichang/injector/MPJSqlInjector.java
@@ -19,8 +19,6 @@ import com.github.yulichang.toolkit.VersionUtils;
 import com.github.yulichang.toolkit.reflect.GenericTypeUtils;
 import lombok.Getter;
 import org.apache.ibatis.builder.MapperBuilderAssistant;
-import org.mybatis.logging.Logger;
-import org.mybatis.logging.LoggerFactory;
 
 import java.lang.reflect.ParameterizedType;
 import java.lang.reflect.Type;
@@ -42,8 +40,6 @@ import static java.util.stream.Collectors.toList;
  */
 public class MPJSqlInjector extends DefaultSqlInjector {
 
-    private static final Logger logger = LoggerFactory.getLogger(MPJSqlInjector.class);
-
     @Getter
     private AbstractSqlInjector sqlInjector;