diff --git a/doc/src/sgml/ref/allfiles.sgml b/doc/src/sgml/ref/allfiles.sgml
index e90a0e1f83..54b5f22d6e 100644
--- a/doc/src/sgml/ref/allfiles.sgml
+++ b/doc/src/sgml/ref/allfiles.sgml
@@ -219,7 +219,6 @@ Complete list of usable sgml source files in this directory.
 <!ENTITY pgupgrade          SYSTEM "pgupgrade.sgml">
 <!ENTITY pgwaldump          SYSTEM "pg_waldump.sgml">
 <!ENTITY postgres           SYSTEM "postgres-ref.sgml">
-<!ENTITY postmaster         SYSTEM "postmaster.sgml">
 <!ENTITY psqlRef            SYSTEM "psql-ref.sgml">
 <!ENTITY reindexdb          SYSTEM "reindexdb.sgml">
 <!ENTITY vacuumdb           SYSTEM "vacuumdb.sgml">
diff --git a/doc/src/sgml/ref/postmaster.sgml b/doc/src/sgml/ref/postmaster.sgml
deleted file mode 100644
index 7b544ed0b6..0000000000
--- a/doc/src/sgml/ref/postmaster.sgml
+++ /dev/null
@@ -1,44 +0,0 @@
-<!--
-doc/src/sgml/ref/postmaster.sgml
-PostgreSQL documentation
--->
-
-<refentry id="app-postmaster">
- <indexterm zone="app-postmaster">
-  <primary>postmaster</primary>
- </indexterm>
-
- <refmeta>
-  <refentrytitle><application>postmaster</application></refentrytitle>
-  <manvolnum>1</manvolnum>
-  <refmiscinfo>Application</refmiscinfo>
- </refmeta>
-
- <refnamediv>
-  <refname>postmaster</refname>
-  <refpurpose><productname>PostgreSQL</productname> database server</refpurpose>
- </refnamediv>
-
- <refsynopsisdiv>
-  <cmdsynopsis>
-   <command>postmaster</command>
-   <arg rep="repeat"><replaceable>option</replaceable></arg>
-  </cmdsynopsis>
- </refsynopsisdiv>
-
- <refsect1>
-  <title>Description</title>
-
-  <para>
-   <command>postmaster</command> is a deprecated alias of <command>postgres</command>.
-  </para>
- </refsect1>
-
- <refsect1>
-  <title>See Also</title>
-
-  <para>
-   <xref linkend="app-postgres"/>
-  </para>
- </refsect1>
-</refentry>
diff --git a/doc/src/sgml/reference.sgml b/doc/src/sgml/reference.sgml
index a3b743e8c1..e11b4b6130 100644
--- a/doc/src/sgml/reference.sgml
+++ b/doc/src/sgml/reference.sgml
@@ -289,7 +289,6 @@
    &pgupgrade;
    &pgwaldump;
    &postgres;
-   &postmaster;
 
  </reference>
 
diff --git a/src/backend/Makefile b/src/backend/Makefile
index 3d851f757f..86e6dcb792 100644
--- a/src/backend/Makefile
+++ b/src/backend/Makefile
@@ -216,12 +216,6 @@ endif
 
 install-bin: postgres $(POSTGRES_IMP) installdirs
 	$(INSTALL_PROGRAM) postgres$(X) '$(DESTDIR)$(bindir)/postgres$(X)'
-ifneq ($(PORTNAME), win32)
-	@rm -f '$(DESTDIR)$(bindir)/postmaster$(X)'
-	ln -s postgres$(X) '$(DESTDIR)$(bindir)/postmaster$(X)'
-else
-	$(INSTALL_PROGRAM) postgres$(X) '$(DESTDIR)$(bindir)/postmaster$(X)'
-endif
 ifeq ($(MAKE_EXPORTS), true)
 	$(INSTALL_DATA) $(POSTGRES_IMP) '$(DESTDIR)$(pkglibdir)/$(POSTGRES_IMP)'
 	$(INSTALL_PROGRAM) $(MKLDEXPORT) '$(DESTDIR)$(pgxsdir)/$(MKLDEXPORT_DIR)/mkldexport.sh'
@@ -250,7 +244,7 @@ endif
 ##########################################################################
 
 uninstall:
-	rm -f '$(DESTDIR)$(bindir)/postgres$(X)' '$(DESTDIR)$(bindir)/postmaster'
+	rm -f '$(DESTDIR)$(bindir)/postgres$(X)'
 ifeq ($(MAKE_EXPORTS), true)
 	rm -f '$(DESTDIR)$(pkglibdir)/$(POSTGRES_IMP)'
 	rm -f '$(DESTDIR)$(pgxsdir)/$(MKLDEXPORT_DIR)/mkldexport.sh'