10 files changed, 10 insertions, 10 deletions
diff --git a/doc/src/sgml/ecpg.sgml b/doc/src/sgml/ecpg.sgml
index bc2f1c3091a..0528ef597fb 100644
--- a/doc/src/sgml/ecpg.sgml
+++ b/doc/src/sgml/ecpg.sgml
@@ -1,6 +1,6 @@
 <!-- doc/src/sgml/ecpg.sgml -->
 
-<chapter id="ecpg">
+<chapter id="ecpg" xreflabel="ecpg">
  <title><application>ECPG</application> - Embedded <acronym>SQL</acronym> in C</title>
 
  <indexterm zone="ecpg"><primary>embedded SQL</primary><secondary>in C</secondary></indexterm>
diff --git a/doc/src/sgml/geqo.sgml b/doc/src/sgml/geqo.sgml
index e0f8adcd6ed..1f81ab2c6d2 100644
--- a/doc/src/sgml/geqo.sgml
+++ b/doc/src/sgml/geqo.sgml
@@ -1,6 +1,6 @@
 <!-- doc/src/sgml/geqo.sgml -->
 
- <chapter id="geqo">
+ <chapter id="geqo" xreflabel="geqo">
   <title>Genetic Query Optimizer</title>
 
   <para>
diff --git a/doc/src/sgml/gin.sgml b/doc/src/sgml/gin.sgml
index 05d92eb9750..70c5f1a1f62 100644
--- a/doc/src/sgml/gin.sgml
+++ b/doc/src/sgml/gin.sgml
@@ -1,6 +1,6 @@
 <!-- doc/src/sgml/gin.sgml -->
 
-<chapter id="GIN">
+<chapter id="GIN" xreflabel="gin">
 <title>GIN Indexes</title>
 
    <indexterm>
diff --git a/doc/src/sgml/gist.sgml b/doc/src/sgml/gist.sgml
index 21bb5120882..b2e6b7e4945 100644
--- a/doc/src/sgml/gist.sgml
+++ b/doc/src/sgml/gist.sgml
@@ -1,6 +1,6 @@
 <!-- doc/src/sgml/gist.sgml -->
 
-<chapter id="GiST">
+<chapter id="GiST" xreflabel="gist">
 <title>GiST Indexes</title>
 
    <indexterm>
diff --git a/doc/src/sgml/libpq.sgml b/doc/src/sgml/libpq.sgml
index 101c1ad56d9..b968c0a8486 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> - C Library</title>
 
  <indexterm zone="libpq">
diff --git a/doc/src/sgml/plperl.sgml b/doc/src/sgml/plperl.sgml
index 9117769125a..6f37b829e3c 100644
--- a/doc/src/sgml/plperl.sgml
+++ b/doc/src/sgml/plperl.sgml
@@ -1,6 +1,6 @@
 <!-- doc/src/sgml/plperl.sgml -->
 
- <chapter id="plperl">
+ <chapter id="plperl" xreflabel="PL/Perl">
   <title>PL/Perl - Perl Procedural Language</title>
 
   <indexterm zone="plperl">
diff --git a/doc/src/sgml/plpgsql.sgml b/doc/src/sgml/plpgsql.sgml
index 3fdb8cbda2a..08bd03485ae 100644
--- a/doc/src/sgml/plpgsql.sgml
+++ b/doc/src/sgml/plpgsql.sgml
@@ -1,6 +1,6 @@
 <!-- doc/src/sgml/plpgsql.sgml -->
 
-<chapter id="plpgsql">
+<chapter id="plpgsql" xreflabel="PL/pgSQL">
   <title><application>PL/pgSQL</application> - <acronym>SQL</acronym> Procedural Language</title>
 
  <indexterm zone="plpgsql">
diff --git a/doc/src/sgml/plpython.sgml b/doc/src/sgml/plpython.sgml
index 9929b84e6e3..def7b020a01 100644
--- a/doc/src/sgml/plpython.sgml
+++ b/doc/src/sgml/plpython.sgml
@@ -1,6 +1,6 @@
 <!-- doc/src/sgml/plpython.sgml -->
 
-<chapter id="plpython">
+<chapter id="plpython" xreflabel="PL/Python">
  <title>PL/Python - Python Procedural Language</title>
 
  <indexterm zone="plpython"><primary>PL/Python</></>
diff --git a/doc/src/sgml/spi.sgml b/doc/src/sgml/spi.sgml
index 2af9c7baea5..07186016fe7 100644
--- a/doc/src/sgml/spi.sgml
+++ b/doc/src/sgml/spi.sgml
@@ -1,6 +1,6 @@
 <!-- doc/src/sgml/spi.sgml -->
 
-<chapter id="spi">
+<chapter id="spi" xreflabel="spi">
  <title>Server Programming Interface</title>
 
  <indexterm zone="spi">
diff --git a/doc/src/sgml/vacuumlo.sgml b/doc/src/sgml/vacuumlo.sgml
index 9da61c93fe4..35cca166ebd 100644
--- a/doc/src/sgml/vacuumlo.sgml
+++ b/doc/src/sgml/vacuumlo.sgml
@@ -1,6 +1,6 @@
 <!-- doc/src/sgml/vacuumlo.sgml -->
 
-<refentry id="vacuumlo">
+<refentry id="vacuumlo" xreflabel="vacuumlo">
  <indexterm zone="vacuumlo">
   <primary>vacuumlo</primary>
  </indexterm>