diff --git a/.github/workflows/NetCoreTests.yml b/.github/workflows/NetCoreTests.yml
index 1dc38448ab..b31f0bd406 100644
--- a/.github/workflows/NetCoreTests.yml
+++ b/.github/workflows/NetCoreTests.yml
@@ -24,15 +24,14 @@ jobs:
             CONNECTION_STRING: "Host=localhost;Username=nhibernate;Password=nhibernate;Database=nhibernate;Enlist=true;"
             OS: ubuntu-latest
             DB_INIT: |
-             docker run -d -e POSTGRES_USER=nhibernate  -e POSTGRES_PASSWORD=nhibernate -e POSTGRES_DB=nhibernate -p 5432:5432 postgres:14
+             docker run -d -e POSTGRES_USER=nhibernate -e POSTGRES_PASSWORD=nhibernate -e POSTGRES_DB=nhibernate -p 5432:5432 postgres:13
           - DB: PostgreSQL
-            CONNECTION_STRING: "Host=localhost;Username=postgres;Password=root;Database=nhibernate;Enlist=true;"
+            CONNECTION_STRING: "Host=localhost;Username=postgres;Password=nhibernate;Database=nhibernate;Enlist=true;"
             OS: windows-latest
             DB_INIT: |
-              # Enable prepared transactions
-              Add-Content -Path 'C:\Program Files\PostgreSQL\14\data\postgresql.conf' -Value "`r`nmax_prepared_transactions = 100"
-              'C:\Program Files\PostgreSQL\14\bin\pg_ctl.exe' -D "C:\Program Files\PostgreSQL\14\data" start 
-              # Start-Service 'postgresql-x64-14'
+              choco install postgresql13 --params '/Password:nhibernate'
+              Add-Content -Path 'C:\Program Files\PostgreSQL\13\data\postgresql.conf' -Value "`r`nmax_prepared_transactions = 100"
+              Start-Service 'postgresql-x64-13'
           - DB: Firebird
             CONNECTION_STRING: "DataSource=localhost;Database=nhibernate;User=SYSDBA;Password=nhibernate;charset=utf8;"
             OS: ubuntu-latest