diff --git a/ports/libpq/config.pl b/ports/libpq/config.pl
index 5538aae221..412eb09c48 100644
--- a/ports/libpq/config.pl
+++ b/ports/libpq/config.pl
@@ -7,18 +7,19 @@ our $config = {
 
 	# blocksize => 8,      # --with-blocksize, 8kB by default
 	# wal_blocksize => 8,  # --with-wal-blocksize, 8kB by default
-	ldap      => undef,    # --with-ldap
+	ldap      => 1,        # --with-ldap
 	extraver  => undef,    # --with-extra-version=<string>
 	gss       => undef,    # --with-gssapi=<path>
 	icu       => undef,    # --with-icu=<path>
 	lz4       => undef,    # --with-lz4=<path>
+	zstd      => undef,    # --with-zstd=<path>
 	nls       => undef,    # --enable-nls=<path>
 	tap_tests => undef,    # --enable-tap-tests
 	tcl       => undef,    # --with-tcl=<path>
-	perl      => undef,    # --with-perl
+	perl      => undef,    # --with-perl=<path>
 	python    => undef,    # --with-python=<path>
-	openssl   => undef,    # --with-openssl=<path>
-	uuid      => undef,    # --with-ossp-uuid
+	openssl   => undef,    # --with-ssl=openssl with <path>
+	uuid      => undef,    # --with-uuid=<path>
 	xml       => undef,    # --with-libxml=<path>
 	xslt      => undef,    # --with-libxslt=<path>
 	iconv     => undef,    # (not in configure, path to iconv)
diff --git a/ports/libpq/patches/fix-configure.patch b/ports/libpq/patches/fix-configure.patch
index 716e7a0a9b..6fd28899cd 100644
--- a/ports/libpq/patches/fix-configure.patch
+++ b/ports/libpq/patches/fix-configure.patch
@@ -4,7 +4,7 @@ index fba79ee..4fadb94 100644
 +++ b/configure.ac
 @@ -19,7 +19,7 @@ m4_pattern_forbid(^PGAC_)dnl to catch undefined macros
  
- AC_INIT([PostgreSQL], [14.4], [pgsql-bugs@lists.postgresql.org], [], [https://www.postgresql.org/])
+ AC_INIT([PostgreSQL], [15.2], [pgsql-bugs@lists.postgresql.org], [], [https://www.postgresql.org/])
  
 -m4_if(m4_defn([m4_PACKAGE_VERSION]), [2.69], [], [m4_fatal([Autoconf version 2.69 is required.
 +m4_if(m4_defn([m4_PACKAGE_VERSION]), [2.69], [], [m4_warn([unsupported],[Autoconf version 2.69 is required.
@@ -48,7 +48,7 @@ index fba79ee..4fadb94 100644
    # Function introduced in OpenSSL 1.0.2.
    AC_CHECK_FUNCS([X509_get_signature_nid])
    # Functions introduced in OpenSSL 1.1.0. We used to check for
-@@ -1273,15 +1278,18 @@ if test "$with_pam" = yes ; then
+@@ -1365,15 +1365,18 @@ if test "$with_pam" = yes ; then
  fi
  
  if test "$with_libxml" = yes ; then
@@ -69,4 +69,10 @@ index fba79ee..4fadb94 100644
 +  LIBS="$LZ4_LIBS $LIBS"
  fi
  
+ if test "$with_zstd" = yes ; then
+-  AC_CHECK_LIB(zstd, ZSTD_compress, [], [AC_MSG_ERROR([library 'zstd' is required for ZSTD support])])
++  PKG_CHECK_MODULES([zstd], [zstd], [AC_DEFINE(HAVE_LIBZSTD,1,[Define to 1 if with lz4])], [AC_MSG_ERROR([library 'zstd' is required for ZSTD support])])
++  LIBS="$LZ4_LIBS $LIBS"
+ fi
+ 
  # Note: We can test for libldap_r only after we know PTHREAD_LIBS;
diff --git a/ports/libpq/patches/windows/Solution_DEBUG.patch b/ports/libpq/patches/windows/Solution_DEBUG.patch
index 4878dc4746..67c00e7a69 100644
--- a/ports/libpq/patches/windows/Solution_DEBUG.patch
+++ b/ports/libpq/patches/windows/Solution_DEBUG.patch
@@ -63,7 +63,7 @@ index 2820ace22..7fddbf0fb 100644
 +			$proj->AddLibrary($self->{options}->{icu} . '\debug\lib\icuucd.lib'); #
 +			$proj->AddLibrary($self->{options}->{icu} . '\debug\lib\icudtd.lib'); #
  		}
-@@ -1074,22 +1074,22 @@ sub AddProject
+@@ -1074,27 +1074,27 @@ sub AddProject
  	{
  		$proj->AddIncludeDir($self->{options}->{xml} . '\include');
  		$proj->AddIncludeDir($self->{options}->{xml} . '\include\libxml2');
@@ -81,6 +81,12 @@ index 2820ace22..7fddbf0fb 100644
  		$proj->AddIncludeDir($self->{options}->{lz4} . '\include');
 -		$proj->AddLibrary($self->{options}->{lz4} . '\lib\liblz4.lib');
 +		$proj->AddLibrary($self->{options}->{lz4} . '\debug\lib\lz4d.lib'); #
+ 	}
+ 	if ($self->{options}->{zstd})
+ 	{
+ 		$proj->AddIncludeDir($self->{options}->{zstd} . '\include');
+-		$proj->AddLibrary($self->{options}->{zstd} . '\lib\libzstd.lib');
++		$proj->AddLibrary($self->{options}->{zstd} . '\debug\lib\zstd.lib');
  	}
  	if ($self->{options}->{uuid})
  	{
diff --git a/ports/libpq/patches/windows/Solution_RELEASE.patch b/ports/libpq/patches/windows/Solution_RELEASE.patch
index 8270645ef1..d0bb480413 100644
--- a/ports/libpq/patches/windows/Solution_RELEASE.patch
+++ b/ports/libpq/patches/windows/Solution_RELEASE.patch
@@ -63,7 +63,7 @@ index 2820ace22..7fddbf0fb 100644
 +			$proj->AddLibrary($self->{options}->{icu} . '\lib\icuuc.lib'); #
 +			$proj->AddLibrary($self->{options}->{icu} . '\lib\icudt.lib'); #
  		}
-@@ -1074,22 +1074,22 @@ sub AddProject
+@@ -1074,27 +1074,27 @@ sub AddProject
  	{
  		$proj->AddIncludeDir($self->{options}->{xml} . '\include');
  		$proj->AddIncludeDir($self->{options}->{xml} . '\include\libxml2');
@@ -81,6 +81,12 @@ index 2820ace22..7fddbf0fb 100644
  		$proj->AddIncludeDir($self->{options}->{lz4} . '\include');
 -		$proj->AddLibrary($self->{options}->{lz4} . '\lib\liblz4.lib');
 +		$proj->AddLibrary($self->{options}->{lz4} . '\lib\lz4.lib'); #
+ 	}
+ 	if ($self->{options}->{zstd})
+ 	{
+ 		$proj->AddIncludeDir($self->{options}->{zstd} . '\include');
+-		$proj->AddLibrary($self->{options}->{zstd} . '\lib\libzstd.lib');
++		$proj->AddLibrary($self->{options}->{zstd} . '\lib\zstd.lib');
  	}
  	if ($self->{options}->{uuid})
  	{
diff --git a/ports/libpq/patches/windows/arm.patch b/ports/libpq/patches/windows/arm.patch
index 0e47c34b9d..c6329b14e5 100644
--- a/ports/libpq/patches/windows/arm.patch
+++ b/ports/libpq/patches/windows/arm.patch
@@ -17,7 +17,7 @@ diff --git a/src/tools/msvc/MSBuildProject.pm b/src/tools/msvc/MSBuildProject.pm
 index 823357c02..625f32bf8 100644
 --- a/src/tools/msvc/MSBuildProject.pm	
 +++ b/src/tools/msvc/MSBuildProject.pm
-@@ -307,9 +307,8 @@ sub WriteItemDefinitionGroup
+@@ -307,7 +307,6 @@ sub WriteItemDefinitionGroup
  	  : ($self->{type} eq "dll" ? 'DynamicLibrary' : 'StaticLibrary');
  	my $libs = $self->GetAdditionalLinkerDependencies($cfgname, ';');
  
@@ -26,9 +26,7 @@ index 823357c02..625f32bf8 100644
 -
 +	my $targetmachine = $self->{platform} eq 'ARM64' ? 'MachineARM64' : 'MachineARM';
 +    
- 	my $includes = $self->{includes};
- 	unless ($includes eq '' or $includes =~ /;$/)
- 	{
+ 	my $includes = join ';', @{ $self->{includes} }, "";
 @@ -347,7 +349,6 @@ sub WriteItemDefinitionGroup
        <ProgramDatabaseFile>.\\$cfgname\\$self->{name}\\$self->{name}.pdb</ProgramDatabaseFile>
        <GenerateMapFile>false</GenerateMapFile>
diff --git a/ports/libpq/patches/windows/python3_build_DEBUG.patch b/ports/libpq/patches/windows/python3_build_DEBUG.patch
index f6124d8ec2..532a066f9b 100644
--- a/ports/libpq/patches/windows/python3_build_DEBUG.patch
+++ b/ports/libpq/patches/windows/python3_build_DEBUG.patch
@@ -26,8 +26,11 @@ index 99f39caa5..21b5559d6 100644
  		# Sometimes (always?) if python is not present, the execution
  		# appears to work, but gives no data...
  		die "Failed to query python for version information\n"
-@@ -510,8 +511,9 @@ sub mkvcbuild
- 		my $pymajorver = substr($pyver, 0, 1);
+@@ -510,11 +511,12 @@ sub mkvcbuild
+ 		die
+ 		  "Python version $pyver is too old (version 3 or later is required)"
+ 		  if int($pymajorver) < 3;
+ 
  		my $plpython = $solution->AddProject('plpython' . $pymajorver,
  			'dll', 'PLs', 'src/pl/plpython');
 -		$plpython->AddIncludeDir($pyprefix . '/include');
@@ -38,3 +41,4 @@ index 99f39caa5..21b5559d6 100644
  		$plpython->AddReference($postgres);
  
  		# Add transform modules dependent on plpython
+ 
\ No newline at end of file
diff --git a/ports/libpq/patches/windows/python3_build_RELEASE.patch b/ports/libpq/patches/windows/python3_build_RELEASE.patch
index f559e9af49..5a11378942 100644
--- a/ports/libpq/patches/windows/python3_build_RELEASE.patch
+++ b/ports/libpq/patches/windows/python3_build_RELEASE.patch
@@ -26,8 +26,11 @@ index 99f39caa5..21b5559d6 100644
  		# Sometimes (always?) if python is not present, the execution
  		# appears to work, but gives no data...
  		die "Failed to query python for version information\n"
-@@ -510,8 +511,8 @@ sub mkvcbuild
- 		my $pymajorver = substr($pyver, 0, 1);
+@@ -510,11 +511,11 @@ sub mkvcbuild
+ 		die
+ 		  "Python version $pyver is too old (version 3 or later is required)"
+ 		  if int($pymajorver) < 3;
+ 
  		my $plpython = $solution->AddProject('plpython' . $pymajorver,
  			'dll', 'PLs', 'src/pl/plpython');
 -		$plpython->AddIncludeDir($pyprefix . '/include');
diff --git a/ports/libpq/portfile.cmake b/ports/libpq/portfile.cmake
index 378d41109e..c47f70159d 100644
--- a/ports/libpq/portfile.cmake
+++ b/ports/libpq/portfile.cmake
@@ -1,11 +1,11 @@
-set(PORT_VERSION 14.4)
+set(PORT_VERSION ${VERSION})
 # NOTE: the python patches must be regenerated on version update
 
 ## Download and extract sources
 vcpkg_download_distfile(ARCHIVE
     URLS "https://ftp.postgresql.org/pub/source/v${PORT_VERSION}/postgresql-${PORT_VERSION}.tar.bz2"
     FILENAME "postgresql-${PORT_VERSION}.tar.bz2"
-    SHA512 dd2f80248684e331d2ffb1e26cd2a285df1fb18710807a0c31aedabf917912ce9267f8ca26318e5371d916c6fe476f8a17886d82d3ff86a974e6f24c19a6aafb
+    SHA512 115a8a4234791bba4e6dcc4617e9dd77abedcf767894ce9472c59cce9d5d4ef2d4e1746f3a0c7a99de4fc4385fb716652b70dce9f48be45a9db5a682517db7e8
 )
 
 set(PATCHES
@@ -38,8 +38,8 @@ if(NOT "${FEATURES}" MATCHES "client")
 else()
     set(HAS_TOOLS TRUE)
 endif()
-vcpkg_extract_source_archive_ex(
-    OUT_SOURCE_PATH SOURCE_PATH
+vcpkg_extract_source_archive(
+    SOURCE_PATH
     ARCHIVE "${ARCHIVE}"
     PATCHES ${PATCHES}
 )
@@ -166,6 +166,9 @@ if(VCPKG_TARGET_IS_WINDOWS AND NOT VCPKG_TARGET_IS_MINGW)
         if("${FEATURES}" MATCHES "lz4")
            string(REPLACE "lz4       => undef" "lz4       => \"${CURRENT_INSTALLED_DIR}\"" _contents "${_contents}")
         endif()
+        if("${FEATURES}" MATCHES "zstd")
+           string(REPLACE "zstd      => undef" "zstd      => \"${CURRENT_INSTALLED_DIR}\"" _contents "${_contents}")
+        endif()
 
         file(WRITE "${CONFIG_FILE}" "${_contents}")
         file(WRITE "${BUILDPATH_${_buildtype}}/src/tools/msvc/buildenv.pl" "${buildenv_contents}")
@@ -254,6 +257,11 @@ else()
     else()
         list(APPEND BUILD_OPTS --without-zlib)
     endif()
+    if("zstd" IN_LIST FEATURES)
+        list(APPEND BUILD_OPTS --with-zstd)
+    else()
+        list(APPEND BUILD_OPTS --without-zstd)
+    endif()
     if("icu" IN_LIST FEATURES)
         list(APPEND BUILD_OPTS --with-icu)
     else()
diff --git a/ports/libpq/vcpkg-cmake-wrapper.cmake b/ports/libpq/vcpkg-cmake-wrapper.cmake
index 200b10d489..311f3bb9d5 100644
--- a/ports/libpq/vcpkg-cmake-wrapper.cmake
+++ b/ports/libpq/vcpkg-cmake-wrapper.cmake
@@ -61,6 +61,12 @@ if(PostgreSQL_FOUND AND "@VCPKG_LIBRARY_LINKAGE@" STREQUAL "static")
         endif()
         list(APPEND PostgreSQL_LIBRARIES OpenSSL::SSL)
     endif()
+    if(WIN32)
+        if(TARGET PostgreSQL::PostgreSQL)
+            set_property(TARGET PostgreSQL::PostgreSQL APPEND PROPERTY INTERFACE_LINK_LIBRARIES "Wldap32.lib")
+        endif()
+        list(APPEND PostgreSQL_LIBRARIES Wldap32.lib)
+    endif()
     unset(Z_VCPKG_PORT_FEATURES)
     cmake_policy(POP)
 endif()
diff --git a/ports/libpq/vcpkg.json b/ports/libpq/vcpkg.json
index a1556a09c9..395bbfbb6c 100644
--- a/ports/libpq/vcpkg.json
+++ b/ports/libpq/vcpkg.json
@@ -1,7 +1,6 @@
 {
   "name": "libpq",
-  "version": "14.4",
-  "port-version": 3,
+  "version": "15.2",
   "description": "The official database access API of postgresql",
   "homepage": "https://www.postgresql.org/",
   "license": "PostgreSQL",
@@ -124,6 +123,12 @@
       "dependencies": [
         "zlib"
       ]
+    },
+    "zstd": {
+      "description": "Use zstd (else --without-zstd)",
+      "dependencies": [
+        "zstd"
+      ]
     }
   }
 }
diff --git a/versions/baseline.json b/versions/baseline.json
index 79b35875e0..ec00c26105 100644
--- a/versions/baseline.json
+++ b/versions/baseline.json
@@ -4269,8 +4269,8 @@
       "port-version": 14
     },
     "libpq": {
-      "baseline": "14.4",
-      "port-version": 3
+      "baseline": "15.2",
+      "port-version": 0
     },
     "libpqxx": {
       "baseline": "7.7.4",
diff --git a/versions/l-/libpq.json b/versions/l-/libpq.json
index f095434195..a93f8ca94f 100644
--- a/versions/l-/libpq.json
+++ b/versions/l-/libpq.json
@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "afe52a0d413f6e4dce23ba247692413dd9ff1cce",
+      "version": "15.2",
+      "port-version": 0
+    },
     {
       "git-tree": "9f0ed34d496ccb005282bd747bafe12a2734a4f7",
       "version": "14.4",