diff --git a/.github/workflows/ci-mssql.yml b/.github/workflows/ci-mssql.yml
index f6bfe63..903d144 100644
--- a/.github/workflows/ci-mssql.yml
+++ b/.github/workflows/ci-mssql.yml
@@ -26,27 +26,27 @@ jobs:
             mssql: 'server:2017-latest'
           - php: '8.0'
             extensions: pdo, pdo_sqlsrv
-            mssql: 'server:2019-latest'
+            mssql: 'server:2019-CU25-ubuntu-20.04'
           - php: '8.1'
             extensions: pdo, pdo_sqlsrv
-            mssql: 'server:2019-latest'
+            mssql: 'server:2019-CU25-ubuntu-20.04'
           - php: '8.2'
             extensions: pdo, pdo_sqlsrv
-            mssql: 'server:2019-latest'
+            mssql: 'server:2019-CU25-ubuntu-20.04'
           - php: '8.3'
             extensions: pdo, pdo_sqlsrv
-            mssql: 'server:2019-latest'
+            mssql: 'server:2019-CU25-ubuntu-20.04'
 
     services:
       mssql:
-          image: mcr.microsoft.com/mssql/${{ matrix.mssql }}
-          env:
-              SA_PASSWORD: SSpaSS__1
-              ACCEPT_EULA: Y
-              MSSQL_PID: Developer
-          ports:
-              - 11433:1433
-          options: --name=mssql --health-cmd="/opt/mssql-tools/bin/sqlcmd -S localhost -U SA -P 'SSpaSS__1' -Q 'SELECT 1'" --health-interval=10s --health-timeout=5s --health-retries=3
+        image: mcr.microsoft.com/mssql/${{ matrix.mssql }}
+        env:
+          SA_PASSWORD: SSpaSS__1
+          ACCEPT_EULA: Y
+          MSSQL_PID: Developer
+        ports:
+          - 11433:1433
+        options: --name=mssql --health-cmd="/opt/mssql-tools/bin/sqlcmd -S localhost -U SA -P 'SSpaSS__1' -Q 'SELECT 1'" --health-interval=10s --health-timeout=5s --health-retries=3
 
     steps:
       - name: Checkout