diff --git a/gpdb-doc/dita/ref_guide/modules/intro.xml b/gpdb-doc/dita/ref_guide/modules/intro.xml
index 8d661339da330ce64a5b940e25844e9f7ee694bc..40ecf6a75ab0e469183d4c07b5951aaadff1c749 100644
--- a/gpdb-doc/dita/ref_guide/modules/intro.xml
+++ b/gpdb-doc/dita/ref_guide/modules/intro.xml
@@ -13,12 +13,12 @@
         modules are installed; refer to the linked module documentation for usage
         instructions.</p>
      <ul>
-       <li><codeph><xref href="citext.xml" scope="peer" format="dita"
+       <li><codeph><xref href="citext.xml" format="dita"
               >citext</xref></codeph> - Provides a case-insensitive, multibyte-aware text
           data type.</li>
-       <li><codeph><xref href="dblink.xml" scope="peer" format="dita"
+       <li><codeph><xref href="dblink.xml" format="dita"
               >dblink</xref></codeph> - Provides connections to other Greenplum databases.</li>
-       <li><codeph><xref href="fuzzystrmatch.xml" scope="peer"
+       <li><codeph><xref href="fuzzystrmatch.xml"
              format="dita">fuzzystrmatch</xref></codeph> - Determines similarities and differences
          between strings.</li>
        <li><codeph><xref
@@ -26,16 +26,16 @@
           format="html" scope="external">gp_sparse_vector</xref></codeph> - Implements
          a Greenplum Database data type that uses compressed storage of zeros to help
          with floating point calculations.</li>
-       <li><codeph><xref href="hstore.xml" scope="peer" format="dita"
+       <li><codeph><xref href="hstore.xml" format="dita"
              >hstore</xref></codeph> - Provides a data type for storing sets of key/value pairs
          within a single PostgreSQL value.</li>
-       <li><codeph><xref href="orafce_ref.xml" scope="peer" format="dita"
+       <li><codeph><xref href="orafce_ref.xml" format="dita"
              >orafce</xref></codeph> - Provides Greenplum Database-specific Oracle
           SQL compatibility functions.</li>
-       <li><codeph><xref href="https://www.postgresql.org/docs/9.4/pageinspect.html"
-             scope="external" format="html">pageinspect</xref></codeph> - Functions for low level
-         inspection of the contents of database pages; available to superusers only.</li>
-       <li><codeph><xref href="pgcrypto.xml" scope="peer" format="dita"
+       <li><codeph><xref href="pageinspect.xml" format="dita"
+             >pageinspect</xref></codeph> - Provides functions for low level inspection
+         of the contents of database pages; available to superusers only.</li>
+       <li><codeph><xref href="pgcrypto.xml" format="dita"
              >pgcrypto</xref></codeph> - Provides cryptographic functions for Greenplum
          Database.</li>
      </ul>
diff --git a/gpdb-doc/dita/ref_guide/modules/modules.ditamap b/gpdb-doc/dita/ref_guide/modules/modules.ditamap
index 6b2344f865952779149ff03a019b38288670c308..f2a1e4acd406cd15088a1234d4027e066986e2ee 100644
--- a/gpdb-doc/dita/ref_guide/modules/modules.ditamap
+++ b/gpdb-doc/dita/ref_guide/modules/modules.ditamap
@@ -8,7 +8,7 @@
     <topicref href="https://github.com/greenplum-db/gpdb/tree/master/gpcontrib/gp_sparse_vector/README" format="html" scope="external" navtitle="gp_sparse_vector" linking="none"/>
     <topicref href="hstore.xml" linking="none"/>
     <topicref href="orafce_ref.xml" linking="none"/>
-    <topicref href="https://www.postgresql.org/docs/9.4/pageinspect.html" scope="external" format="html" navtitle="pageinspect" linking="none"/>
+    <topicref href="pageinspect.xml" linking="none"/>
     <topicref href="pgcrypto.xml" linking="none"/>
   </topicref>
 </map>
diff --git a/gpdb-doc/dita/ref_guide/modules/pageinspect.xml b/gpdb-doc/dita/ref_guide/modules/pageinspect.xml
new file mode 100644
index 0000000000000000000000000000000000000000..bcfc5725349d5886fa4df243b150fd903d0b0379
--- /dev/null
+++ b/gpdb-doc/dita/ref_guide/modules/pageinspect.xml
@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE dita PUBLIC "-//OASIS//DTD DITA Composite//EN" "ditabase.dtd">
+<dita>
+  <topic id="topic_fstrm">
+    <title>pageinspect</title>
+    <body>
+      <p>The <codeph>pageinspect</codeph> module provides functions for low level
+         inspection of the contents of database pages. <codeph>pageinspect</codeph>
+         is available only to Greenplum Database superusers.</p>
+      <p>The Greenplum Database <codeph>pageinspect</codeph> module is based on the
+        PostgreSQL <codeph>pageinspect</codeph> module. The Greenplum version of the
+        module differs only in that it does not allow inspection of pages belonging to
+        append-optimized or external relations.</p>
+    </body>
+    <topic id="topic_reg">
+      <title>Installing and Registering the Module</title>
+      <body>
+        <p>The <codeph>pageinspect</codeph> module is installed when you install
+          Greenplum Database. Before you can use any of the functions defined in the
+          module, you must register the <codeph>pageinspect</codeph> extension in
+          each database in which you want to use the functions.
+          <ph otherprops="pivotal">Refer to <xref href="../../install_guide/install_modules.xml"
+            format="dita" scope="peer">Installing Additional Supplied Modules</xref>
+          for more information.</ph></p>
+      </body>
+    </topic>
+    <topic id="topic_info">
+      <title>Module Documentation</title>
+      <body>
+        <p>See <codeph><xref href="https://www.postgresql.org/docs/9.4/pageinspect.html"
+            scope="external" format="html">pageinspect</xref></codeph> in the PostgreSQL
+          documentation for detailed information about the individual functions in
+          this module.</p>
+      </body>
+    </topic>
+  </topic>
+</dita>