diff --git a/csug/tspl4/out.hidx b/csug/tspl4/out.hidx
index 52964217a5..b88b6162ba 100644
--- a/csug/tspl4/out.hidx
+++ b/csug/tspl4/out.hidx
@@ -241,7 +241,6 @@
 #(index-entry "./records.html#./records:s22" ("rtd") ("rtd") "331" "" "")
 #(index-entry "./records.html#./records:s21" ("record-type descriptor") ("record-type descriptor") "331" "" "")
 #(index-entry "./records.html#./records:s20" ("make-record-type-descriptor") ("\\scheme{make-record-type-descriptor}") "331" "emph" "")
-#(index-entry "./records.html#./records:s19" ("make-record-type-descriptor") ("make-record-type-descriptor") "331" "" "")
 #(index-entry "./records.html#./records:s18" ("rtd") ("rtd") "331" "" "")
 #(index-entry "./records.html#./records:s17" ("record-type descriptor") ("record-type descriptor") "331" "" "")
 #(index-entry "./records.html#./records:s16" ("parent-rtd") ("\\scheme{parent-rtd}") "331" "emph" "")
diff --git a/csug/tspl4/tspl.idx b/csug/tspl4/tspl.idx
index 6682051049..fd34f3722a 100644
--- a/csug/tspl4/tspl.idx
+++ b/csug/tspl4/tspl.idx
@@ -1171,7 +1171,6 @@
 \indexentry{parent-rtd@\scheme{parent-rtd}|emph}{331}
 \indexentry{record-type descriptor}{331}
 \indexentry{rtd}{331}
-\indexentry{make-record-type-descriptor}{331}
 \indexentry{make-record-type-descriptor@\scheme{make-record-type-descriptor}|emph}{331}
 \indexentry{record-type descriptor}{331}
 \indexentry{rtd}{331}