diff --git a/appveyor.yml b/appveyor.yml
index 3ef8e46b1e90..3dc7ac68755f 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -56,43 +56,18 @@ environment:
 
   matrix:
     - scenario: 2008R2
-      part: 1/2
       main_instance: localhost\SQL2008R2SP2
       setup_scripts: \tests\appveyor.SQL2008R2SP2.ps1
-    - scenario: 2008R2
-      part: 2/2
-      main_instance: localhost\SQL2008R2SP2
-      setup_scripts: \tests\appveyor.SQL2008R2SP2.ps1
-    - scenario: 2016
-      part: 1/2
-      main_instance: localhost\SQL2016
-      setup_scripts: \tests\appveyor.SQL2016.ps1
     - scenario: 2016
-      part: 2/2
       main_instance: localhost\SQL2016
       setup_scripts: \tests\appveyor.SQL2016.ps1
     - scenario: service_restarts
-      part: 1/2
-      main_instance: localhost\SQL2017,localhost\SQL2016
-      setup_scripts: \tests\appveyor.SQL2017.ps1,\tests\appveyor.SQL2016.ps1
-    - scenario: service_restarts
-      part: 2/2
-      main_instance: localhost\SQL2017,localhost\SQL2016
-      setup_scripts: \tests\appveyor.SQL2017.ps1,\tests\appveyor.SQL2016.ps1
-    - scenario: 2016_2017
-      part: 1/2
       main_instance: localhost\SQL2017,localhost\SQL2016
       setup_scripts: \tests\appveyor.SQL2017.ps1,\tests\appveyor.SQL2016.ps1
     - scenario: 2016_2017
-      part: 2/2
       main_instance: localhost\SQL2017,localhost\SQL2016
       setup_scripts: \tests\appveyor.SQL2017.ps1,\tests\appveyor.SQL2016.ps1
     - scenario: default
-      part: 1/2
-      main_instance: localhost\SQL2008R2SP2,localhost\SQL2016
-      setup_scripts: \tests\appveyor.SQL2008R2SP2.ps1,\tests\appveyor.SQL2016.ps1
-    - scenario: default
-      part: 2/2
       main_instance: localhost\SQL2008R2SP2,localhost\SQL2016
       setup_scripts: \tests\appveyor.SQL2008R2SP2.ps1,\tests\appveyor.SQL2016.ps1
 
diff --git a/tests/pester.groups.ps1 b/tests/pester.groups.ps1
index 32ae8b156d72..6df1bb947dd4 100644
--- a/tests/pester.groups.ps1
+++ b/tests/pester.groups.ps1
@@ -23,7 +23,8 @@ $TestsRunGroups = @{
     # do not run on appveyor
     "appveyor_disabled" = @(
         'Backup-DbaDbCertificate',
-        'Test-DbaDbLogShipStatus'
+        'Test-DbaDbLogShipStatus',
+        'Invoke-DbaDbMirroring'
     )
     # do not run everywhere
     "disabled"          = @()