diff --git a/.appveyor.yml b/.appveyor.yml
index 4652b9e..b6ca87a 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -29,7 +29,7 @@ environment:
   matrix:
     - ruby_version: "head"
       RUBYDOWNLOAD: x86
-      PGVERSION: 10.16-1-windows
+      PGVERSION: 10.20-1-windows
       PGVER: 10
     - ruby_version: "25"
       PGVERSION: 9.3.25-1-windows
diff --git a/.github/workflows/binary-gems.yml b/.github/workflows/binary-gems.yml
index 7e5a245..cbaf496 100644
--- a/.github/workflows/binary-gems.yml
+++ b/.github/workflows/binary-gems.yml
@@ -45,10 +45,10 @@ jobs:
         include:
           - ruby: "3.1"
             platform: "x64-mingw-ucrt"
-            PGVERSION: 14.0-1-windows-x64
+            PGVERSION: 14.2-1-windows-x64
           - ruby: "2.5"
             platform: "x64-mingw32"
-            PGVERSION: 10.16-1-windows
+            PGVERSION: 10.20-1-windows
 
     runs-on: windows-latest
     env:
diff --git a/.github/workflows/source-gem.yml b/.github/workflows/source-gem.yml
index c6a30b1..504c40e 100644
--- a/.github/workflows/source-gem.yml
+++ b/.github/workflows/source-gem.yml
@@ -31,7 +31,7 @@ jobs:
         include:
           - os: windows
             ruby: "head"
-            PGVERSION: 14.1-1-windows-x64
+            PGVERSION: 14.2-1-windows-x64
             PGVER: "14"
           - os: windows
             ruby: "2.5"
@@ -54,7 +54,7 @@ jobs:
             PGVER: "14"
           - os: macos
             ruby: "head"
-            PGVERSION: 14.1-1-osx
+            PGVERSION: 14.2-1-osx
             PGVER: "14"
 
     runs-on: ${{ matrix.os }}-latest
diff --git a/Rakefile.cross b/Rakefile.cross
index aca9d0e..617d275 100644
--- a/Rakefile.cross
+++ b/Rakefile.cross
@@ -30,7 +30,7 @@ class CrossLibrary < OpenStruct
 
 		# Cross-compilation constants
 		self.openssl_version            = ENV['OPENSSL_VERSION'] || '1.1.1m'
-		self.postgresql_version         = ENV['POSTGRESQL_VERSION'] || '14.1'
+		self.postgresql_version         = ENV['POSTGRESQL_VERSION'] || '14.2'
 
 		# Check if symlinks work in the current working directory.
 		# This fails, if rake-compiler-dock is running on a Windows box.