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-rw-r--r--doc/src/sgml/libpq.sgml2
1 files changed, 1 insertions, 1 deletions
diff --git a/doc/src/sgml/libpq.sgml b/doc/src/sgml/libpq.sgml
index 875950b83c0..4b1294f404f 100644
--- a/doc/src/sgml/libpq.sgml
+++ b/doc/src/sgml/libpq.sgml
@@ -1,6 +1,6 @@
<!-- doc/src/sgml/libpq.sgml -->
-<chapter id="libpq">
+<chapter id="libpq" xreflabel="libpq">
<title><application>libpq</application> &mdash; C Library</title>
<indexterm zone="libpq">