diff --git a/appveyor.yml b/appveyor.yml
index 7270f6368..ad54abb9a 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -12,6 +12,7 @@ environment:
       BOOST_ROOT: C:\Libraries\boost_1_77_0
       MSSQL_VER: 2019
       POSTGRESQL_ROOT: C:\Program Files\PostgreSQL\13
+      POSTGRESQL_VER: 13
       MYSQL_VER: 80
       MYSQL_DIR: C:\Program Files\MySql\MySQL Server 8.0
       APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2022
@@ -19,6 +20,7 @@ environment:
       BOOST_ROOT: C:\Libraries\boost_1_73_0
       MSSQL_VER: 2017
       POSTGRESQL_ROOT: C:\Program Files\PostgreSQL\12
+      POSTGRESQL_VER: 12
       MYSQL_VER: 80
       MYSQL_DIR: C:\Program Files\MySql\MySQL Server 8.0
       APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2019
@@ -26,6 +28,7 @@ environment:
       BOOST_ROOT: C:\Libraries\boost_1_69_0
       MSSQL_VER: 2016
       POSTGRESQL_ROOT: C:\Program Files\PostgreSQL\11
+      POSTGRESQL_VER: 11
       MYSQL_VER: 57
       MYSQL_DIR: C:\Program Files\MySql\MySQL Server 5.7
       APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
@@ -33,6 +36,7 @@ environment:
       BOOST_ROOT: C:\Libraries\boost_1_60_0
       MSSQL_VER: 2014
       POSTGRESQL_ROOT: C:\Program Files\PostgreSQL\10
+      POSTGRESQL_VER: 10
       MYSQL_VER: 57
       MYSQL_DIR: C:\Program Files\MySql\MySQL Server 5.7
       APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
@@ -41,17 +45,16 @@ environment:
       MSSQL_VER: 2014
       BOOST_ROOT: C:\Libraries\boost_1_60_0
       POSTGRESQL_ROOT: C:\Program Files\PostgreSQL\9.4
+      POSTGRESQL_VER: 94
       MYSQL_VER: 57
       MYSQL_DIR: C:\Program Files\MySql\MySQL Server 5.7
       APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
 
-services:
-  - postgresql
-
 install:
   # Start these ones here as we can't specify the service name dynamically above.
   - net start mssql$SQL%MSSQL_VER%
   - net start mysql%MYSQL_VER%
+  - net start postgressql-x64-%POSTGRESQL_VER%
   - ps: |
       Import-Module C:\projects\soci\scripts\windows\Get-ODBCList.ps1
       $drivers_list = Get-ODBCList