diff --git a/src/main/java/org/olat/core/commons/services/doceditor/wopi/WopiRestHelper.java b/src/main/java/org/olat/core/commons/services/doceditor/wopi/WopiRestHelper.java
index 7548b8a3eb2b6ab643e3cd5caddc968ced120968..4aa5e5a67291e1ae006a88ea5a814cfc1f584924 100644
--- a/src/main/java/org/olat/core/commons/services/doceditor/wopi/WopiRestHelper.java
+++ b/src/main/java/org/olat/core/commons/services/doceditor/wopi/WopiRestHelper.java
@@ -19,7 +19,6 @@
  */
 package org.olat.core.commons.services.doceditor.wopi;
 
-import java.io.File;
 import java.time.Instant;
 import java.util.Date;
 import java.util.List;