diff --git a/eng/common/templates/job/job.yml b/eng/common/templates/job/job.yml
index 0b01531357e..01c0dd995e4 100644
--- a/eng/common/templates/job/job.yml
+++ b/eng/common/templates/job/job.yml
@@ -136,7 +136,7 @@ jobs:
         condition: and(succeeded(), in(variables['_SignType'], 'real', 'test'), eq(variables['Agent.Os'], 'Windows_NT'))
 
   - ${{ if and(eq(parameters.runAsPublic, 'false'), eq(variables['System.TeamProject'], 'internal')) }}:
-    - task: NuGetAuthenticate@0
+    - task: NuGetAuthenticate@1
 
   - ${{ if and(ne(parameters.artifacts.download, 'false'), ne(parameters.artifacts.download, '')) }}:
     - task: DownloadPipelineArtifact@2
diff --git a/eng/common/templates/job/publish-build-assets.yml b/eng/common/templates/job/publish-build-assets.yml
index 3b25fd97923..d9c5b4aaf9b 100644
--- a/eng/common/templates/job/publish-build-assets.yml
+++ b/eng/common/templates/job/publish-build-assets.yml
@@ -72,7 +72,7 @@ jobs:
       condition: ${{ parameters.condition }}
       continueOnError: ${{ parameters.continueOnError }}
     
-    - task: NuGetAuthenticate@0
+    - task: NuGetAuthenticate@1
 
     - task: PowerShell@2
       displayName: Publish Build Assets
diff --git a/eng/common/templates/post-build/post-build.yml b/eng/common/templates/post-build/post-build.yml
index d64236b28cf..bbc010fe732 100644
--- a/eng/common/templates/post-build/post-build.yml
+++ b/eng/common/templates/post-build/post-build.yml
@@ -169,7 +169,7 @@ stages:
         # This is necessary whenever we want to publish/restore to an AzDO private feed
         # Since sdk-task.ps1 tries to restore packages we need to do this authentication here
         # otherwise it'll complain about accessing a private feed.
-        - task: NuGetAuthenticate@0
+        - task: NuGetAuthenticate@1
           displayName: 'Authenticate to AzDO Feeds'
 
         # Signing validation will optionally work with the buildmanifest file which is downloaded from
@@ -267,7 +267,7 @@ stages:
             BARBuildId: ${{ parameters.BARBuildId }}
             PromoteToChannelIds: ${{ parameters.PromoteToChannelIds }}
 
-        - task: NuGetAuthenticate@0
+        - task: NuGetAuthenticate@1
 
         - task: PowerShell@2
           displayName: Publish Using Darc
diff --git a/eng/common/tools.ps1 b/eng/common/tools.ps1
index e8def7e6a85..5c3b2a1e416 100644
--- a/eng/common/tools.ps1
+++ b/eng/common/tools.ps1
@@ -601,7 +601,15 @@ function InitializeBuildTool() {
       ExitWithExitCode 1
     }
     $dotnetPath = Join-Path $dotnetRoot (GetExecutableFileName 'dotnet')
-    $buildTool = @{ Path = $dotnetPath; Command = 'msbuild'; Tool = 'dotnet'; Framework = 'net8.0' }
+
+    # Use override if it exists - commonly set by source-build
+    if ($null -eq $env:_OverrideArcadeInitializeBuildToolFramework) {
+      $initializeBuildToolFramework="net8.0"
+    } else {
+      $initializeBuildToolFramework=$env:_OverrideArcadeInitializeBuildToolFramework
+    }
+
+    $buildTool = @{ Path = $dotnetPath; Command = 'msbuild'; Tool = 'dotnet'; Framework = $initializeBuildToolFramework }
   } elseif ($msbuildEngine -eq "vs") {
     try {
       $msbuildPath = InitializeVisualStudioMSBuild -install:$restore
diff --git a/src/EFCore/Metadata/Builders/OwnedNavigationBuilder`.cs b/src/EFCore/Metadata/Builders/OwnedNavigationBuilder`.cs
index fb30a603528..2801970f893 100644
--- a/src/EFCore/Metadata/Builders/OwnedNavigationBuilder`.cs
+++ b/src/EFCore/Metadata/Builders/OwnedNavigationBuilder`.cs
@@ -112,10 +112,10 @@ public virtual PropertyBuilder<TProperty> Property<TProperty>(
     ///     <c>blog => blog.Url</c>).
     /// </param>
     /// <returns>An object that can be used to configure the property.</returns>
-    public virtual PropertyBuilder<TProperty> PrimitiveCollection<TProperty>(
+    public virtual PrimitiveCollectionBuilder<TProperty> PrimitiveCollection<TProperty>(
         Expression<Func<TDependentEntity, TProperty>> propertyExpression)
         => UpdateBuilder(
-            () => new PropertyBuilder<TProperty>(
+            () => new PrimitiveCollectionBuilder<TProperty>(
                 DependentEntityType.Builder.PrimitiveCollection(
                     Check.NotNull(propertyExpression, nameof(propertyExpression)).GetMemberAccess(),
                     ConfigurationSource.Explicit)!.Metadata));
diff --git a/test/EFCore.Specification.Tests/ModelBuilding/ModelBuilderTest.ComplexType.cs b/test/EFCore.Specification.Tests/ModelBuilding/ModelBuilderTest.ComplexType.cs
index a50cd5cc13b..0631fee18f3 100644
--- a/test/EFCore.Specification.Tests/ModelBuilding/ModelBuilderTest.ComplexType.cs
+++ b/test/EFCore.Specification.Tests/ModelBuilding/ModelBuilderTest.ComplexType.cs
@@ -2182,6 +2182,22 @@ public virtual void PrimitiveCollectionBuilder_methods_can_be_chained()
                 .Entity<ComplexProperties>()
                 .ComplexProperty(e => e.CollectionQuarks)
                 .PrimitiveCollection(e => e.Up)
+                .ElementType(t => t
+                    .HasAnnotation("B", "C")
+                    .HasConversion(typeof(long))
+                    .HasConversion(new CastingConverter<int, long>())
+                    .HasConversion(typeof(long), typeof(CustomValueComparer<int>))
+                    .HasConversion(typeof(long), new CustomValueComparer<int>())
+                    .HasConversion(new CastingConverter<int, long>())
+                    .HasConversion(new CastingConverter<int, long>(), new CustomValueComparer<int>())
+                    .HasConversion<long>()
+                    .HasConversion<long>(new CustomValueComparer<int>())
+                    .HasConversion<long, CustomValueComparer<int>>()
+                    .HasMaxLength(2)
+                    .HasPrecision(1)
+                    .HasPrecision(1, 2)
+                    .IsRequired()
+                    .IsUnicode())
                 .IsRequired()
                 .HasAnnotation("A", "V")
                 .IsConcurrencyToken()
diff --git a/test/EFCore.Specification.Tests/ModelBuilding/ModelBuilderTest.Generic.cs b/test/EFCore.Specification.Tests/ModelBuilding/ModelBuilderTest.Generic.cs
index 86a95fcf438..db66c25489d 100644
--- a/test/EFCore.Specification.Tests/ModelBuilding/ModelBuilderTest.Generic.cs
+++ b/test/EFCore.Specification.Tests/ModelBuilding/ModelBuilderTest.Generic.cs
@@ -861,6 +861,12 @@ protected class GenericTestComplexTypePrimitiveCollectionBuilder<TProperty>(Comp
         public override IMutableProperty Metadata
             => PrimitiveCollectionBuilder.Metadata;
 
+        public override TestElementTypeBuilder ElementType()
+            => new(PrimitiveCollectionBuilder.ElementType());
+
+        public override TestComplexTypePrimitiveCollectionBuilder<TProperty> ElementType(Action<TestElementTypeBuilder> builderAction)
+            => Wrap(PrimitiveCollectionBuilder.ElementType(b => builderAction(new TestElementTypeBuilder(b))));
+
         protected virtual TestComplexTypePrimitiveCollectionBuilder<TProperty> Wrap(
             ComplexTypePrimitiveCollectionBuilder<TProperty> primitiveCollectionBuilder)
             => new GenericTestComplexTypePrimitiveCollectionBuilder<TProperty>(primitiveCollectionBuilder);
@@ -1376,6 +1382,13 @@ public override TestPropertyBuilder<TProperty> Property<TProperty>(
             Expression<Func<TDependentEntity, TProperty>> propertyExpression)
             => Wrap(OwnedNavigationBuilder.Property(propertyExpression));
 
+        public override TestPrimitiveCollectionBuilder<TProperty> PrimitiveCollection<TProperty>(string propertyName)
+            => new GenericTestPrimitiveCollectionBuilder<TProperty>(OwnedNavigationBuilder.PrimitiveCollection<TProperty>(propertyName));
+
+        public override TestPrimitiveCollectionBuilder<TProperty> PrimitiveCollection<TProperty>(
+            Expression<Func<TDependentEntity, TProperty>> propertyExpression)
+            => new GenericTestPrimitiveCollectionBuilder<TProperty>(OwnedNavigationBuilder.PrimitiveCollection(propertyExpression));
+
         public override TestNavigationBuilder Navigation<TNavigation>(
             Expression<Func<TDependentEntity, TNavigation?>> navigationExpression)
             where TNavigation : class
diff --git a/test/EFCore.Specification.Tests/ModelBuilding/ModelBuilderTest.NonGeneric.cs b/test/EFCore.Specification.Tests/ModelBuilding/ModelBuilderTest.NonGeneric.cs
index c8f9ceeb03b..035b79b5651 100644
--- a/test/EFCore.Specification.Tests/ModelBuilding/ModelBuilderTest.NonGeneric.cs
+++ b/test/EFCore.Specification.Tests/ModelBuilding/ModelBuilderTest.NonGeneric.cs
@@ -3,6 +3,8 @@
 
 #nullable enable
 
+using System.Reflection;
+
 namespace Microsoft.EntityFrameworkCore.ModelBuilding;
 
 public abstract partial class ModelBuilderTest
@@ -928,6 +930,12 @@ protected virtual TestComplexTypePrimitiveCollectionBuilder<TProperty> Wrap(
             ComplexTypePrimitiveCollectionBuilder primitiveCollectionBuilder)
             => new NonGenericTestComplexTypePrimitiveCollectionBuilder<TProperty>(primitiveCollectionBuilder);
 
+        public override TestElementTypeBuilder ElementType()
+            => new(PrimitiveCollectionBuilder.ElementType());
+
+        public override TestComplexTypePrimitiveCollectionBuilder<TProperty> ElementType(Action<TestElementTypeBuilder> builderAction)
+            => Wrap(PrimitiveCollectionBuilder.ElementType(b => builderAction(new TestElementTypeBuilder(b))));
+
         public override TestComplexTypePrimitiveCollectionBuilder<TProperty> HasAnnotation(string annotation, object? value)
             => Wrap(PrimitiveCollectionBuilder.HasAnnotation(annotation, value));
 
@@ -1442,6 +1450,17 @@ public override TestPropertyBuilder<TProperty> Property<TProperty>(
                 OwnedNavigationBuilder.Property(memberInfo.GetMemberType(), memberInfo.GetSimpleMemberName()));
         }
 
+        public override TestPrimitiveCollectionBuilder<TProperty> PrimitiveCollection<TProperty>(string propertyName)
+            => new NonGenericTestPrimitiveCollectionBuilder<TProperty>(OwnedNavigationBuilder.PrimitiveCollection<TProperty>(propertyName));
+
+        public override TestPrimitiveCollectionBuilder<TProperty> PrimitiveCollection<TProperty>(
+            Expression<Func<TDependentEntity, TProperty>> propertyExpression)
+        {
+            var memberInfo = propertyExpression.GetMemberAccess();
+            return new NonGenericTestPrimitiveCollectionBuilder<TProperty>(
+                OwnedNavigationBuilder.PrimitiveCollection(memberInfo.GetMemberType(), memberInfo.GetSimpleMemberName()));
+        }
+
         public override TestNavigationBuilder Navigation<TNavigation>(
             Expression<Func<TDependentEntity, TNavigation?>> navigationExpression)
             where TNavigation : class
diff --git a/test/EFCore.Specification.Tests/ModelBuilding/ModelBuilderTest.NonRelationship.cs b/test/EFCore.Specification.Tests/ModelBuilding/ModelBuilderTest.NonRelationship.cs
index 493502d695d..38e40f93f45 100644
--- a/test/EFCore.Specification.Tests/ModelBuilding/ModelBuilderTest.NonRelationship.cs
+++ b/test/EFCore.Specification.Tests/ModelBuilding/ModelBuilderTest.NonRelationship.cs
@@ -2918,7 +2918,24 @@ public virtual void PrimitiveCollectionBuilder_methods_can_be_chained()
             => CreateModelBuilder()
                 .Entity<CollectionQuarks>()
                 .PrimitiveCollection(e => e.Up)
+                .ElementType(t => t
+                    .HasAnnotation("B", "C")
+                    .HasConversion(typeof(long))
+                    .HasConversion(new CastingConverter<int, long>())
+                    .HasConversion(typeof(long), typeof(CustomValueComparer<int>))
+                    .HasConversion(typeof(long), new CustomValueComparer<int>())
+                    .HasConversion(new CastingConverter<int, long>())
+                    .HasConversion(new CastingConverter<int, long>(), new CustomValueComparer<int>())
+                    .HasConversion<long>()
+                    .HasConversion<long>(new CustomValueComparer<int>())
+                    .HasConversion<long, CustomValueComparer<int>>()
+                    .HasMaxLength(2)
+                    .HasPrecision(1)
+                    .HasPrecision(1, 2)
+                    .IsRequired()
+                    .IsUnicode())
                 .IsRequired()
+                .IsRequired(false)
                 .HasAnnotation("A", "V")
                 .IsConcurrencyToken()
                 .ValueGeneratedNever()
@@ -2931,8 +2948,7 @@ public virtual void PrimitiveCollectionBuilder_methods_can_be_chained()
                 .HasValueGenerator<CustomValueGenerator>()
                 .HasValueGenerator(typeof(CustomValueGenerator))
                 .HasValueGeneratorFactory<CustomValueGeneratorFactory>()
-                .HasValueGeneratorFactory(typeof(CustomValueGeneratorFactory))
-                .IsRequired();
+                .HasValueGeneratorFactory(typeof(CustomValueGeneratorFactory));
 
         [ConditionalFact]
         public virtual void Can_set_primary_key_by_convention_for_user_specified_shadow_primitive_collection()
diff --git a/test/EFCore.Specification.Tests/ModelBuilding/ModelBuilderTest.OwnedTypes.cs b/test/EFCore.Specification.Tests/ModelBuilding/ModelBuilderTest.OwnedTypes.cs
index 6ab94889797..21e1718beb4 100644
--- a/test/EFCore.Specification.Tests/ModelBuilding/ModelBuilderTest.OwnedTypes.cs
+++ b/test/EFCore.Specification.Tests/ModelBuilding/ModelBuilderTest.OwnedTypes.cs
@@ -1978,5 +1978,103 @@ public virtual void Shared_type_used_as_owned_type_throws_for_same_name()
                             () => b.OwnsMany("Shared1", e => e.Collection)).Message);
                 });
         }
+
+        [ConditionalFact]
+        public virtual void PrimitiveCollectionBuilder_methods_can_be_chained()
+            => CreateModelBuilder()
+                .Entity<ComplexProperties>()
+                .OwnsOne(e => e.CollectionQuarks)
+                .PrimitiveCollection(e => e.Up)
+                .ElementType(t => t
+                    .HasAnnotation("B", "C")
+                    .HasConversion(typeof(long))
+                    .HasConversion(new CastingConverter<int, long>())
+                    .HasConversion(typeof(long), typeof(CustomValueComparer<int>))
+                    .HasConversion(typeof(long), new CustomValueComparer<int>())
+                    .HasConversion(new CastingConverter<int, long>())
+                    .HasConversion(new CastingConverter<int, long>(), new CustomValueComparer<int>())
+                    .HasConversion<long>()
+                    .HasConversion<long>(new CustomValueComparer<int>())
+                    .HasConversion<long, CustomValueComparer<int>>()
+                    .HasMaxLength(2)
+                    .HasPrecision(1)
+                    .HasPrecision(1, 2)
+                    .IsRequired()
+                    .IsUnicode())
+                .IsRequired()
+                .HasAnnotation("A", "V")
+                .IsConcurrencyToken()
+                .ValueGeneratedNever()
+                .ValueGeneratedOnAdd()
+                .ValueGeneratedOnAddOrUpdate()
+                .ValueGeneratedOnUpdate()
+                .IsUnicode()
+                .HasMaxLength(100)
+                .HasSentinel(null)
+                .HasValueGenerator<CustomValueGenerator>()
+                .HasValueGenerator(typeof(CustomValueGenerator))
+                .HasValueGeneratorFactory<CustomValueGeneratorFactory>()
+                .HasValueGeneratorFactory(typeof(CustomValueGeneratorFactory))
+                .IsRequired();
+
+        [ConditionalFact]
+        public virtual void PrimitiveCollectionBuilder_methods_can_be_chained_on_collection()
+            => CreateModelBuilder()
+                .Entity<Customer>()
+                .OwnsMany(e => e.Orders)
+                .PrimitiveCollection<List<int>>("List")
+                .ElementType(t => t
+                    .HasAnnotation("B", "C")
+                    .HasConversion(typeof(long))
+                    .HasConversion(new CastingConverter<int, long>())
+                    .HasConversion(typeof(long), typeof(CustomValueComparer<int>))
+                    .HasConversion(typeof(long), new CustomValueComparer<int>())
+                    .HasConversion(new CastingConverter<int, long>())
+                    .HasConversion(new CastingConverter<int, long>(), new CustomValueComparer<int>())
+                    .HasConversion<long>()
+                    .HasConversion<long>(new CustomValueComparer<int>())
+                    .HasConversion<long, CustomValueComparer<int>>()
+                    .HasMaxLength(2)
+                    .HasPrecision(1)
+                    .HasPrecision(1, 2)
+                    .IsRequired()
+                    .IsUnicode())
+                .IsRequired()
+                .HasAnnotation("A", "V")
+                .IsConcurrencyToken()
+                .ValueGeneratedNever()
+                .ValueGeneratedOnAdd()
+                .ValueGeneratedOnAddOrUpdate()
+                .ValueGeneratedOnUpdate()
+                .IsUnicode()
+                .HasMaxLength(100)
+                .HasSentinel(null)
+                .HasValueGenerator<CustomValueGenerator>()
+                .HasValueGenerator(typeof(CustomValueGenerator))
+                .HasValueGeneratorFactory<CustomValueGeneratorFactory>()
+                .HasValueGeneratorFactory(typeof(CustomValueGeneratorFactory))
+                .IsRequired();
+
+        private class CustomValueGenerator : ValueGenerator<int>
+        {
+            public override int Next(EntityEntry entry)
+                => throw new NotImplementedException();
+
+            public override bool GeneratesTemporaryValues
+                => false;
+        }
+
+        private class CustomValueGeneratorFactory : ValueGeneratorFactory
+        {
+            public override ValueGenerator Create(IProperty property, ITypeBase entityType)
+                => new CustomValueGenerator();
+        }
+        private class CustomValueComparer<T> : ValueComparer<T>
+        {
+            public CustomValueComparer()
+                : base(false)
+            {
+            }
+        }
     }
 }
diff --git a/test/EFCore.Specification.Tests/ModelBuilding/ModelBuilderTest.cs b/test/EFCore.Specification.Tests/ModelBuilding/ModelBuilderTest.cs
index eba48f0445a..03ff8c863a6 100644
--- a/test/EFCore.Specification.Tests/ModelBuilding/ModelBuilderTest.cs
+++ b/test/EFCore.Specification.Tests/ModelBuilding/ModelBuilderTest.cs
@@ -485,10 +485,9 @@ public abstract TestPropertyBuilder<TProperty> HasConversion<TConverter, TCompar
 
     public abstract class TestPrimitiveCollectionBuilder<TProperty>
     {
+        public abstract IMutableProperty Metadata { get; }
         public abstract TestElementTypeBuilder ElementType();
         public abstract TestPrimitiveCollectionBuilder<TProperty> ElementType(Action<TestElementTypeBuilder> builderAction);
-
-        public abstract IMutableProperty Metadata { get; }
         public abstract TestPrimitiveCollectionBuilder<TProperty> HasAnnotation(string annotation, object? value);
         public abstract TestPrimitiveCollectionBuilder<TProperty> IsRequired(bool isRequired = true);
         public abstract TestPrimitiveCollectionBuilder<TProperty> HasMaxLength(int maxLength);
@@ -652,6 +651,8 @@ public abstract TestComplexTypePropertyBuilder<TProperty> HasConversion<TConvert
     public abstract class TestComplexTypePrimitiveCollectionBuilder<TProperty>
     {
         public abstract IMutableProperty Metadata { get; }
+        public abstract TestElementTypeBuilder ElementType();
+        public abstract TestComplexTypePrimitiveCollectionBuilder<TProperty> ElementType(Action<TestElementTypeBuilder> builderAction);
         public abstract TestComplexTypePrimitiveCollectionBuilder<TProperty> HasAnnotation(string annotation, object? value);
         public abstract TestComplexTypePrimitiveCollectionBuilder<TProperty> IsRequired(bool isRequired = true);
         public abstract TestComplexTypePrimitiveCollectionBuilder<TProperty> HasMaxLength(int maxLength);
@@ -908,6 +909,11 @@ public abstract TestOwnedNavigationBuilder<TEntity, TDependentEntity> HasAnnotat
         public abstract TestPropertyBuilder<TProperty> Property<TProperty>(
             Expression<Func<TDependentEntity, TProperty>> propertyExpression);
 
+        public abstract TestPrimitiveCollectionBuilder<TProperty> PrimitiveCollection<TProperty>(string propertyName);
+
+        public abstract TestPrimitiveCollectionBuilder<TProperty> PrimitiveCollection<TProperty>(
+            Expression<Func<TDependentEntity, TProperty>> propertyExpression);
+
         public abstract TestNavigationBuilder Navigation<TNavigation>(
             Expression<Func<TDependentEntity, TNavigation?>> navigationExpression)
             where TNavigation : class;