diff --git a/backend/src/main/java/com/nttdata/calender/DateConverter.java b/backend/src/main/java/com/nttdata/calender/DateConverter.java
index 8256822..19c953b 100644
--- a/backend/src/main/java/com/nttdata/calender/DateConverter.java
+++ b/backend/src/main/java/com/nttdata/calender/DateConverter.java
@@ -3,7 +3,6 @@ package com.nttdata.calender;
 import java.text.ParseException;
 import java.text.SimpleDateFormat;
 import java.time.LocalDate;
-import java.time.LocalDateTime;
 import java.time.format.DateTimeFormatter;
 import java.time.format.DateTimeParseException;
 import java.util.TimeZone;
diff --git a/backend/src/main/java/com/nttdata/calender/changes/ChangeRequest.java b/backend/src/main/java/com/nttdata/calender/changes/ChangeRequest.java
index 1dd82d8..a534a17 100644
--- a/backend/src/main/java/com/nttdata/calender/changes/ChangeRequest.java
+++ b/backend/src/main/java/com/nttdata/calender/changes/ChangeRequest.java
@@ -1,14 +1,8 @@
 package com.nttdata.calender.changes;
 
-import java.time.LocalDateTime;
-import java.time.format.DateTimeFormatter;
-import java.time.format.DateTimeParseException;
-import java.util.ArrayList;
 
-import com.bmc.arsys.api.ARException;
 import com.bmc.arsys.api.SortInfo;
 import com.nttdata.calender.api.Query;
-import com.nttdata.calender.api.RemedyJavaAPI;
 import com.nttdata.calender.changes.query.Filter;
 import com.nttdata.calender.changes.query.FilterElement;
 import com.nttdata.calender.changes.query.Sort;
diff --git a/backend/src/main/java/com/nttdata/calender/presets/Presets.java b/backend/src/main/java/com/nttdata/calender/presets/Presets.java
index a81fac0..3185818 100644
--- a/backend/src/main/java/com/nttdata/calender/presets/Presets.java
+++ b/backend/src/main/java/com/nttdata/calender/presets/Presets.java
@@ -4,7 +4,6 @@ import java.util.ArrayList;
 import java.util.List;
 
 import com.bmc.arsys.api.ARException;
-import com.bmc.arsys.api.Entry;
 import com.bmc.arsys.api.Value;
 import com.bmc.thirdparty.org.springframework.beans.factory.annotation.Autowired;
 import com.nttdata.calender.api.Query;