diff --git a/wise-webapp/src/main/java/com/wisemapping/filter/WiseUserAgent.java b/wise-webapp/src/main/java/com/wisemapping/filter/WiseUserAgent.java
index 5e694acc..47f1ef65 100644
--- a/wise-webapp/src/main/java/com/wisemapping/filter/WiseUserAgent.java
+++ b/wise-webapp/src/main/java/com/wisemapping/filter/WiseUserAgent.java
@@ -18,8 +18,8 @@
 
 package com.wisemapping.filter;
 
-import com.sun.istack.internal.NotNull;
 import com.wisemapping.util.*;
+import org.jetbrains.annotations.NotNull;
 
 import javax.servlet.http.HttpServletRequest;
 import java.io.Serializable;