diff --git a/res/_FileInformation.txt b/res/_FileInformation.txt
index 669c7984d..1d02728a4 100644
--- a/res/_FileInformation.txt
+++ b/res/_FileInformation.txt
@@ -19,6 +19,7 @@ HGR4.IDX=Type(06),AuxType(4000),Access(C3)
 HGR5.IDX=Type(06),AuxType(4000),Access(C3)
 HGR6.IDX=Type(06),AuxType(4000),Access(C3)
 DHGR.IDX=Type(06),AuxType(4000),Access(C3)
+GR.IDX=Type(06),AuxType(4600),Access(C3)
 SEARCH00.IDX=Type(06),AuxType(6000),Access(C3)
 SEARCH01.IDX=Type(06),AuxType(6000),Access(C3)
 SEARCH10.IDX=Type(06),AuxType(6000),Access(C3)