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-rw-r--r--doc/src/sgml/pgtrgm.sgml2
1 files changed, 1 insertions, 1 deletions
diff --git a/doc/src/sgml/pgtrgm.sgml b/doc/src/sgml/pgtrgm.sgml
index 581388c683f..18f0f3eba0c 100644
--- a/doc/src/sgml/pgtrgm.sgml
+++ b/doc/src/sgml/pgtrgm.sgml
@@ -1,6 +1,6 @@
<!-- doc/src/sgml/pgtrgm.sgml -->
-<sect1 id="pgtrgm">
+<sect1 id="pgtrgm" xreflabel="pg_trgm">
<title>pg_trgm</title>
<indexterm zone="pgtrgm">