diff --git a/src/HotChocolate/Data/src/Data/Projections/Expressions/Interceptor/QueryableFilterInterceptor.cs b/src/HotChocolate/Data/src/Data/Projections/Expressions/Interceptor/QueryableFilterInterceptor.cs
index 2ed5dc07822..de9c10b9c4b 100644
--- a/src/HotChocolate/Data/src/Data/Projections/Expressions/Interceptor/QueryableFilterInterceptor.cs
+++ b/src/HotChocolate/Data/src/Data/Projections/Expressions/Interceptor/QueryableFilterInterceptor.cs
@@ -7,6 +7,7 @@
 using HotChocolate.Data.Projections.Expressions;
 using HotChocolate.Data.Projections.Expressions.Handlers;
 using HotChocolate.Execution.Processing;
+using HotChocolate.Language;
 using HotChocolate.Types;
 using static HotChocolate.Data.ErrorHelper;
 using static HotChocolate.Data.Filters.Expressions.QueryableFilterProvider;
@@ -40,7 +41,8 @@ public class QueryableFilterInterceptor
                         out IReadOnlyDictionary<NameString, ArgumentValue>? coercedArgs) &&
                 coercedArgs.TryGetValue(argumentName, out var argumentValue) &&
                 argumentValue.Argument.Type is IFilterInputType filterInputType &&
-                argumentValue.ValueLiteral is {} valueNode)
+                argumentValue.ValueLiteral is {} valueNode &&
+                valueNode is not NullValueNode)
             {
                 QueryableFilterContext filterContext =
                     argumentVisitor(valueNode, filterInputType, false);
diff --git a/src/HotChocolate/Data/src/Data/Projections/Expressions/Interceptor/QueryableSortInterceptor.cs b/src/HotChocolate/Data/src/Data/Projections/Expressions/Interceptor/QueryableSortInterceptor.cs
index 3e7ecaa98e8..dd03ffa0278 100644
--- a/src/HotChocolate/Data/src/Data/Projections/Expressions/Interceptor/QueryableSortInterceptor.cs
+++ b/src/HotChocolate/Data/src/Data/Projections/Expressions/Interceptor/QueryableSortInterceptor.cs
@@ -6,6 +6,7 @@
 using HotChocolate.Data.Sorting;
 using HotChocolate.Data.Sorting.Expressions;
 using HotChocolate.Execution.Processing;
+using HotChocolate.Language;
 using HotChocolate.Types;
 using static HotChocolate.Data.ErrorHelper;
 using static HotChocolate.Data.Sorting.Expressions.QueryableSortProvider;
@@ -41,7 +42,8 @@ public class QueryableSortInterceptor
                 argumentValue.Argument.Type is ListType lt &&
                 lt.ElementType is NonNullType nn &&
                 nn.NamedType() is ISortInputType sortInputType &&
-                argumentValue.ValueLiteral is {} valueNode)
+                argumentValue.ValueLiteral is {} valueNode &&
+                valueNode is not NullValueNode)
             {
                 QueryableSortContext sortContext =
                     argumentVisitor(valueNode, sortInputType, false);
diff --git a/src/HotChocolate/Data/src/Data/Sorting/Visitor/SortVisitorBase`2.cs b/src/HotChocolate/Data/src/Data/Sorting/Visitor/SortVisitorBase`2.cs
index 93fde2752da..ea0b37e3513 100644
--- a/src/HotChocolate/Data/src/Data/Sorting/Visitor/SortVisitorBase`2.cs
+++ b/src/HotChocolate/Data/src/Data/Sorting/Visitor/SortVisitorBase`2.cs
@@ -46,7 +46,8 @@ protected override ISyntaxVisitorAction Enter(IValueNode node, TContext context)
         {
             base.Enter(node, context);
 
-            if (context.Fields.Peek() is ISortField field &&
+            if (node is not NullValueNode &&
+                context.Fields.Peek() is ISortField field &&
                 field.Type is SortEnumType sortType &&
                 node is EnumValueNode enumValueNode)
             {