diff --git a/Lombiq.Hosting.Tenants.EmailQuotaManagement.Tests.UI/Lombiq.Hosting.Tenants.EmailQuotaManagement.Tests.UI.csproj b/Lombiq.Hosting.Tenants.EmailQuotaManagement.Tests.UI/Lombiq.Hosting.Tenants.EmailQuotaManagement.Tests.UI.csproj
index 424edd5..2c2e145 100644
--- a/Lombiq.Hosting.Tenants.EmailQuotaManagement.Tests.UI/Lombiq.Hosting.Tenants.EmailQuotaManagement.Tests.UI.csproj
+++ b/Lombiq.Hosting.Tenants.EmailQuotaManagement.Tests.UI/Lombiq.Hosting.Tenants.EmailQuotaManagement.Tests.UI.csproj
@@ -32,7 +32,7 @@
   </ItemGroup>
 
   <ItemGroup Condition="'$(NuGetBuild)' == 'true'">
-    <PackageReference Include="Lombiq.Tests.UI" Version="11.1.1-alpha.2.osoe-903" />
+    <PackageReference Include="Lombiq.Tests.UI" Version="12.0.0" />
   </ItemGroup>
 
 </Project>
diff --git a/Lombiq.Hosting.Tenants.EnvironmentRobots.Tests.UI/Lombiq.Hosting.Tenants.EnvironmentRobots.Tests.UI.csproj b/Lombiq.Hosting.Tenants.EnvironmentRobots.Tests.UI/Lombiq.Hosting.Tenants.EnvironmentRobots.Tests.UI.csproj
index 534db68..09d9350 100644
--- a/Lombiq.Hosting.Tenants.EnvironmentRobots.Tests.UI/Lombiq.Hosting.Tenants.EnvironmentRobots.Tests.UI.csproj
+++ b/Lombiq.Hosting.Tenants.EnvironmentRobots.Tests.UI/Lombiq.Hosting.Tenants.EnvironmentRobots.Tests.UI.csproj
@@ -21,7 +21,7 @@
     </ItemGroup>
 
     <ItemGroup Condition="'$(NuGetBuild)' == 'true'">
-        <PackageReference Include="Lombiq.Tests.UI" Version="11.1.1-alpha.2.osoe-903" />
+        <PackageReference Include="Lombiq.Tests.UI" Version="12.0.0" />
     </ItemGroup>
 
     <ItemGroup>
diff --git a/Lombiq.Hosting.Tenants.FeaturesGuard.Tests.UI/Lombiq.Hosting.Tenants.FeaturesGuard.Tests.UI.csproj b/Lombiq.Hosting.Tenants.FeaturesGuard.Tests.UI/Lombiq.Hosting.Tenants.FeaturesGuard.Tests.UI.csproj
index ea7e95d..884003a 100644
--- a/Lombiq.Hosting.Tenants.FeaturesGuard.Tests.UI/Lombiq.Hosting.Tenants.FeaturesGuard.Tests.UI.csproj
+++ b/Lombiq.Hosting.Tenants.FeaturesGuard.Tests.UI/Lombiq.Hosting.Tenants.FeaturesGuard.Tests.UI.csproj
@@ -32,7 +32,7 @@
   </ItemGroup>
 
   <ItemGroup Condition="'$(NuGetBuild)' == 'true'">
-    <PackageReference Include="Lombiq.Tests.UI" Version="11.1.1-alpha.2.osoe-903" />
+    <PackageReference Include="Lombiq.Tests.UI" Version="12.0.0" />
   </ItemGroup>
 
 </Project>
diff --git a/Lombiq.Hosting.Tenants.IdleTenantManagement.Tests.UI/Lombiq.Hosting.Tenants.IdleTenantManagement.Tests.UI.csproj b/Lombiq.Hosting.Tenants.IdleTenantManagement.Tests.UI/Lombiq.Hosting.Tenants.IdleTenantManagement.Tests.UI.csproj
index 0067e00..719c127 100644
--- a/Lombiq.Hosting.Tenants.IdleTenantManagement.Tests.UI/Lombiq.Hosting.Tenants.IdleTenantManagement.Tests.UI.csproj
+++ b/Lombiq.Hosting.Tenants.IdleTenantManagement.Tests.UI/Lombiq.Hosting.Tenants.IdleTenantManagement.Tests.UI.csproj
@@ -21,7 +21,7 @@
   </ItemGroup>
 
   <ItemGroup Condition="'$(NuGetBuild)' == 'true'">
-    <PackageReference Include="Lombiq.Tests.UI" Version="11.1.1-alpha.2.osoe-903" />
+    <PackageReference Include="Lombiq.Tests.UI" Version="12.0.0" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/Lombiq.Hosting.Tenants.Maintenance.Tests.UI/Lombiq.Hosting.Tenants.Maintenance.Tests.UI.csproj b/Lombiq.Hosting.Tenants.Maintenance.Tests.UI/Lombiq.Hosting.Tenants.Maintenance.Tests.UI.csproj
index a078da2..f36536f 100644
--- a/Lombiq.Hosting.Tenants.Maintenance.Tests.UI/Lombiq.Hosting.Tenants.Maintenance.Tests.UI.csproj
+++ b/Lombiq.Hosting.Tenants.Maintenance.Tests.UI/Lombiq.Hosting.Tenants.Maintenance.Tests.UI.csproj
@@ -21,7 +21,7 @@
   </ItemGroup>
 
   <ItemGroup Condition="'$(NuGetBuild)' == 'true'">
-    <PackageReference Include="Lombiq.Tests.UI" Version="11.1.1-alpha.2.osoe-903" />
+    <PackageReference Include="Lombiq.Tests.UI" Version="12.0.0" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/Lombiq.Hosting.Tenants.Management.Tests.UI/Lombiq.Hosting.Tenants.Management.Tests.UI.csproj b/Lombiq.Hosting.Tenants.Management.Tests.UI/Lombiq.Hosting.Tenants.Management.Tests.UI.csproj
index 84a573f..0ba60b1 100644
--- a/Lombiq.Hosting.Tenants.Management.Tests.UI/Lombiq.Hosting.Tenants.Management.Tests.UI.csproj
+++ b/Lombiq.Hosting.Tenants.Management.Tests.UI/Lombiq.Hosting.Tenants.Management.Tests.UI.csproj
@@ -21,7 +21,7 @@
     </ItemGroup>
 
     <ItemGroup Condition="'$(NuGetBuild)' == 'true'">
-        <PackageReference Include="Lombiq.Tests.UI" Version="11.1.1-alpha.2.osoe-903" />
+        <PackageReference Include="Lombiq.Tests.UI" Version="12.0.0" />
     </ItemGroup>
 
     <ItemGroup>
diff --git a/Lombiq.Hosting.Tenants.MediaStorageManagement.Tests.UI/Lombiq.Hosting.Tenants.MediaStorageManagement.Tests.UI.csproj b/Lombiq.Hosting.Tenants.MediaStorageManagement.Tests.UI/Lombiq.Hosting.Tenants.MediaStorageManagement.Tests.UI.csproj
index eeaf454..df4962f 100644
--- a/Lombiq.Hosting.Tenants.MediaStorageManagement.Tests.UI/Lombiq.Hosting.Tenants.MediaStorageManagement.Tests.UI.csproj
+++ b/Lombiq.Hosting.Tenants.MediaStorageManagement.Tests.UI/Lombiq.Hosting.Tenants.MediaStorageManagement.Tests.UI.csproj
@@ -32,7 +32,7 @@
   </ItemGroup>
 
   <ItemGroup Condition="'$(NuGetBuild)' == 'true'">
-    <PackageReference Include="Lombiq.Tests.UI" Version="11.1.1-alpha.2.osoe-903" />
+    <PackageReference Include="Lombiq.Tests.UI" Version="12.0.0" />
   </ItemGroup>
 
 </Project>