diff --git a/Source/aweXpect.Core/Core/ExpectationBuilder.cs b/Source/aweXpect.Core/Core/ExpectationBuilder.cs
index 326811739..06ebfe457 100644
--- a/Source/aweXpect.Core/Core/ExpectationBuilder.cs
+++ b/Source/aweXpect.Core/Core/ExpectationBuilder.cs
@@ -21,8 +21,6 @@ public abstract class ExpectationBuilder
 {
 	private const string DefaultCurrentSubject = "it";
 
-	private CancellationToken? _cancellationToken;
-
 	private ResultContexts? _contexts;
 
 	/// <summary>
@@ -31,7 +29,6 @@ public abstract class ExpectationBuilder
 	private string _it = DefaultCurrentSubject;
 
 	private Node _node = new ExpectationNode();
-	private TimeSpan? _timeout;
 
 	private ITimeSystem? _timeSystem;
 
@@ -59,6 +56,20 @@ private protected ExpectationBuilder()
 		ExpectationGrammars = ExpectationGrammars.None;
 	}
 
+	/// <summary>
+	///     The explicit cancellation token to be used for the expectation.
+	/// </summary>
+	/// <remarks>
+	///     When not set, the expectation will still use the cancellation token from
+	///     <see cref="AwexpectCustomization.SettingsCustomization.TestCancellation" />
+	/// </remarks>
+	public CancellationToken? CancellationToken { get; private set; }
+
+	/// <summary>
+	///     The explicit timeout to be applied to the expectation.
+	/// </summary>
+	public TimeSpan? Timeout { get; private set; }
+
 	/// <summary>
 	///     The expected grammatical form of the expectation text.
 	/// </summary>
@@ -278,13 +289,13 @@ public MemberExpectationBuilder<TSource, TTarget> ForAsyncMember<TSource, TTarge
 	///     Adds a <paramref name="cancellationToken" /> to be used by the constraints.
 	/// </summary>
 	public void WithCancellation(CancellationToken cancellationToken)
-		=> _cancellationToken = cancellationToken;
+		=> CancellationToken = cancellationToken;
 
 	/// <summary>
 	///     Adds a <paramref name="timeout" /> to be used by the constraints.
 	/// </summary>
 	public void WithTimeout(TimeSpan timeout)
-		=> _timeout = timeout;
+		=> Timeout = timeout;
 
 	/// <summary>
 	///     Adds a <paramref name="reason" /> to the current expectation constraint.
@@ -388,7 +399,7 @@ public virtual ExpectationBuilder UpdateContexts(Action<ResultContexts> callback
 	}
 
 	/// <summary>
-	///     Adds the <paramref name="resultContext"/> to the context that is included in the failure message.
+	///     Adds the <paramref name="resultContext" /> to the context that is included in the failure message.
 	/// </summary>
 	public virtual ExpectationBuilder AddContext(ResultContext resultContext)
 	{
@@ -406,7 +417,7 @@ public virtual ExpectationBuilder AddContext(ResultContext resultContext)
 	///     Creates the exception message from the <paramref name="failure" />.
 	/// </summary>
 	internal Task<string> FromFailure(ConstraintResult failure)
-		=> FromFailure(Subject, failure, _contexts, _cancellationToken ?? CancellationToken.None);
+		=> FromFailure(Subject, failure, _contexts, CancellationToken ?? System.Threading.CancellationToken.None);
 
 	/// <summary>
 	///     Creates the exception message from the <paramref name="failure" />.
@@ -463,9 +474,11 @@ internal Task<ConstraintResult> IsMet()
 		EvaluationContext.EvaluationContext context = new();
 		ITimeSystem timeSystem = _timeSystem ?? RealTimeSystem.Instance;
 		TestCancellation? testCancellation = Customize.aweXpect.Settings().TestCancellation.Get();
-		_cancellationToken ??= testCancellation?.CancellationTokenFactory?.Invoke() ?? CancellationToken.None;
-		return IsMet(GetRootNode(), context, timeSystem, _timeout ?? testCancellation?.Timeout,
-			_cancellationToken.Value);
+		CancellationToken cancellationToken = CancellationToken ??
+		                                      testCancellation?.CancellationTokenFactory?.Invoke() ??
+		                                      System.Threading.CancellationToken.None;
+		return IsMet(GetRootNode(), context, timeSystem, Timeout ?? testCancellation?.Timeout,
+			cancellationToken);
 	}
 
 	internal abstract Task<ConstraintResult> IsMet(Node rootNode,
diff --git a/Tests/aweXpect.Core.Api.Tests/Expected/aweXpect.Core_net10.0.txt b/Tests/aweXpect.Core.Api.Tests/Expected/aweXpect.Core_net10.0.txt
index 9b8d76871..d3d93a5c8 100644
--- a/Tests/aweXpect.Core.Api.Tests/Expected/aweXpect.Core_net10.0.txt
+++ b/Tests/aweXpect.Core.Api.Tests/Expected/aweXpect.Core_net10.0.txt
@@ -146,7 +146,9 @@ namespace aweXpect.Core
     public abstract class ExpectationBuilder
     {
         protected ExpectationBuilder(string subjectExpression, aweXpect.Core.ExpectationGrammars grammars = 0) { }
+        public System.Threading.CancellationToken? CancellationToken { get; }
         public aweXpect.Core.ExpectationGrammars ExpectationGrammars { get; }
+        public System.TimeSpan? Timeout { get; }
         public aweXpect.Core.ExpectationBuilder AddConstraint<TValue>(System.Func<string, aweXpect.Core.ExpectationGrammars, aweXpect.Core.Constraints.IAsyncConstraint<TValue>> constraintBuilder) { }
         public aweXpect.Core.ExpectationBuilder AddConstraint<TValue>(System.Func<string, aweXpect.Core.ExpectationGrammars, aweXpect.Core.Constraints.IAsyncContextConstraint<TValue>> constraintBuilder) { }
         public aweXpect.Core.ExpectationBuilder AddConstraint<TValue>(System.Func<string, aweXpect.Core.ExpectationGrammars, aweXpect.Core.Constraints.IContextConstraint<TValue>> constraintBuilder) { }
@@ -1179,6 +1181,7 @@ namespace aweXpect.Results
     public class ExpectationResult : aweXpect.Results.Expectation, aweXpect.Core.IOptionsProvider<aweXpect.Core.ExpectationBuilder>
     {
         public ExpectationResult(aweXpect.Core.ExpectationBuilder expectationBuilder) { }
+        public aweXpect.Results.ExpectationResult Because(System.Threading.Tasks.Task<string> reason) { }
         public aweXpect.Results.ExpectationResult Because(string reason) { }
         public System.Runtime.CompilerServices.TaskAwaiter GetAwaiter() { }
         public override string? ToString() { }
@@ -1194,6 +1197,7 @@ namespace aweXpect.Results
         where TSelf : aweXpect.Results.ExpectationResult<TType, TSelf>
     {
         public ExpectationResult(aweXpect.Core.ExpectationBuilder expectationBuilder) { }
+        public TSelf Because(System.Threading.Tasks.Task<string> reason) { }
         public TSelf Because(string reason) { }
         [System.Diagnostics.StackTraceHidden]
         public System.Runtime.CompilerServices.TaskAwaiter<TType> GetAwaiter() { }
diff --git a/Tests/aweXpect.Core.Api.Tests/Expected/aweXpect.Core_net8.0.txt b/Tests/aweXpect.Core.Api.Tests/Expected/aweXpect.Core_net8.0.txt
index 58b2a6a04..ac080cf80 100644
--- a/Tests/aweXpect.Core.Api.Tests/Expected/aweXpect.Core_net8.0.txt
+++ b/Tests/aweXpect.Core.Api.Tests/Expected/aweXpect.Core_net8.0.txt
@@ -146,7 +146,9 @@ namespace aweXpect.Core
     public abstract class ExpectationBuilder
     {
         protected ExpectationBuilder(string subjectExpression, aweXpect.Core.ExpectationGrammars grammars = 0) { }
+        public System.Threading.CancellationToken? CancellationToken { get; }
         public aweXpect.Core.ExpectationGrammars ExpectationGrammars { get; }
+        public System.TimeSpan? Timeout { get; }
         public aweXpect.Core.ExpectationBuilder AddConstraint<TValue>(System.Func<string, aweXpect.Core.ExpectationGrammars, aweXpect.Core.Constraints.IAsyncConstraint<TValue>> constraintBuilder) { }
         public aweXpect.Core.ExpectationBuilder AddConstraint<TValue>(System.Func<string, aweXpect.Core.ExpectationGrammars, aweXpect.Core.Constraints.IAsyncContextConstraint<TValue>> constraintBuilder) { }
         public aweXpect.Core.ExpectationBuilder AddConstraint<TValue>(System.Func<string, aweXpect.Core.ExpectationGrammars, aweXpect.Core.Constraints.IContextConstraint<TValue>> constraintBuilder) { }
@@ -1179,6 +1181,7 @@ namespace aweXpect.Results
     public class ExpectationResult : aweXpect.Results.Expectation, aweXpect.Core.IOptionsProvider<aweXpect.Core.ExpectationBuilder>
     {
         public ExpectationResult(aweXpect.Core.ExpectationBuilder expectationBuilder) { }
+        public aweXpect.Results.ExpectationResult Because(System.Threading.Tasks.Task<string> reason) { }
         public aweXpect.Results.ExpectationResult Because(string reason) { }
         public System.Runtime.CompilerServices.TaskAwaiter GetAwaiter() { }
         public override string? ToString() { }
@@ -1194,6 +1197,7 @@ namespace aweXpect.Results
         where TSelf : aweXpect.Results.ExpectationResult<TType, TSelf>
     {
         public ExpectationResult(aweXpect.Core.ExpectationBuilder expectationBuilder) { }
+        public TSelf Because(System.Threading.Tasks.Task<string> reason) { }
         public TSelf Because(string reason) { }
         [System.Diagnostics.StackTraceHidden]
         public System.Runtime.CompilerServices.TaskAwaiter<TType> GetAwaiter() { }
diff --git a/Tests/aweXpect.Core.Api.Tests/Expected/aweXpect.Core_netstandard2.0.txt b/Tests/aweXpect.Core.Api.Tests/Expected/aweXpect.Core_netstandard2.0.txt
index 79d2dd06c..b0d684596 100644
--- a/Tests/aweXpect.Core.Api.Tests/Expected/aweXpect.Core_netstandard2.0.txt
+++ b/Tests/aweXpect.Core.Api.Tests/Expected/aweXpect.Core_netstandard2.0.txt
@@ -146,7 +146,9 @@ namespace aweXpect.Core
     public abstract class ExpectationBuilder
     {
         protected ExpectationBuilder(string subjectExpression, aweXpect.Core.ExpectationGrammars grammars = 0) { }
+        public System.Threading.CancellationToken? CancellationToken { get; }
         public aweXpect.Core.ExpectationGrammars ExpectationGrammars { get; }
+        public System.TimeSpan? Timeout { get; }
         public aweXpect.Core.ExpectationBuilder AddConstraint<TValue>(System.Func<string, aweXpect.Core.ExpectationGrammars, aweXpect.Core.Constraints.IAsyncConstraint<TValue>> constraintBuilder) { }
         public aweXpect.Core.ExpectationBuilder AddConstraint<TValue>(System.Func<string, aweXpect.Core.ExpectationGrammars, aweXpect.Core.Constraints.IAsyncContextConstraint<TValue>> constraintBuilder) { }
         public aweXpect.Core.ExpectationBuilder AddConstraint<TValue>(System.Func<string, aweXpect.Core.ExpectationGrammars, aweXpect.Core.Constraints.IContextConstraint<TValue>> constraintBuilder) { }
@@ -1142,6 +1144,7 @@ namespace aweXpect.Results
     public class ExpectationResult : aweXpect.Results.Expectation, aweXpect.Core.IOptionsProvider<aweXpect.Core.ExpectationBuilder>
     {
         public ExpectationResult(aweXpect.Core.ExpectationBuilder expectationBuilder) { }
+        public aweXpect.Results.ExpectationResult Because(System.Threading.Tasks.Task<string> reason) { }
         public aweXpect.Results.ExpectationResult Because(string reason) { }
         public System.Runtime.CompilerServices.TaskAwaiter GetAwaiter() { }
         public override string? ToString() { }
@@ -1156,6 +1159,7 @@ namespace aweXpect.Results
         where TSelf : aweXpect.Results.ExpectationResult<TType, TSelf>
     {
         public ExpectationResult(aweXpect.Core.ExpectationBuilder expectationBuilder) { }
+        public TSelf Because(System.Threading.Tasks.Task<string> reason) { }
         public TSelf Because(string reason) { }
         public System.Runtime.CompilerServices.TaskAwaiter<TType> GetAwaiter() { }
         public override string? ToString() { }