diff --git a/inc/lweb_helper.pbi b/inc/lweb_helper.pbi
index 5f78df1..3e2a7e0 100644
--- a/inc/lweb_helper.pbi
+++ b/inc/lweb_helper.pbi
@@ -18,6 +18,8 @@ Procedure.s mimetype(file.s)
       ProcedureReturn "application/vnd.ms-excel"
     Case "ppt"
       ProcedureReturn "application/vnd.ms-powerpoint"
+    Case "ico"
+      ProcedureReturn "image/vnd.microsoft.icon"
     Case "png"
       ProcedureReturn "image/png"
     Case "gif"