diff --git a/.changeset/true-walls-design.md b/.changeset/true-walls-design.md
new file mode 100644
index 0000000..dc983a2
--- /dev/null
+++ b/.changeset/true-walls-design.md
@@ -0,0 +1,5 @@
+---
+'@0no-co/graphql.web': patch
+---
+
+Fix regression on using `Kind` without `graphql` types resolving
diff --git a/src/kind.d.ts b/src/kind.d.ts
index 3f9a228..eadc6da 100644
--- a/src/kind.d.ts
+++ b/src/kind.d.ts
@@ -1,11 +1,76 @@
 import type * as GraphQL from 'graphql';
 
-type GraphQLKind<
-  Key extends string,
-  Fallback extends string,
-> = Key extends keyof typeof GraphQL.Kind ? (typeof GraphQL.Kind)[Key] : Fallback;
+// When `graphql` isn't installed, `typeof GraphQL.Kind` resolves to `any`. That would make
+// `keyof typeof GraphQL.Kind` match every `Key` and collapse `GraphQLKind` and the `Kind` value
+// itself to `any`, breaking discriminated unions on AST `kind` fields. `IsGraphQLAny` detects that
+// case so we fall back to the literal string kinds instead.
+type IsGraphQLAny = 0 extends 1 & typeof GraphQL.Kind ? true : false;
 
-export declare const Kind: typeof GraphQL.Kind & {
+type GraphQLKind<Key extends string, Fallback extends string> = IsGraphQLAny extends true
+  ? Fallback
+  : Key extends keyof typeof GraphQL.Kind
+    ? (typeof GraphQL.Kind)[Key]
+    : Fallback;
+
+export declare const Kind: (IsGraphQLAny extends true ? {} : typeof GraphQL.Kind) & {
+  readonly NAME: GraphQLKind<'NAME', 'Name'>;
+  readonly DOCUMENT: GraphQLKind<'DOCUMENT', 'Document'>;
+  readonly OPERATION_DEFINITION: GraphQLKind<'OPERATION_DEFINITION', 'OperationDefinition'>;
+  readonly VARIABLE_DEFINITION: GraphQLKind<'VARIABLE_DEFINITION', 'VariableDefinition'>;
+  readonly SELECTION_SET: GraphQLKind<'SELECTION_SET', 'SelectionSet'>;
+  readonly FIELD: GraphQLKind<'FIELD', 'Field'>;
+  readonly ARGUMENT: GraphQLKind<'ARGUMENT', 'Argument'>;
+  readonly FRAGMENT_SPREAD: GraphQLKind<'FRAGMENT_SPREAD', 'FragmentSpread'>;
+  readonly INLINE_FRAGMENT: GraphQLKind<'INLINE_FRAGMENT', 'InlineFragment'>;
+  readonly FRAGMENT_DEFINITION: GraphQLKind<'FRAGMENT_DEFINITION', 'FragmentDefinition'>;
+  readonly VARIABLE: GraphQLKind<'VARIABLE', 'Variable'>;
+  readonly INT: GraphQLKind<'INT', 'IntValue'>;
+  readonly FLOAT: GraphQLKind<'FLOAT', 'FloatValue'>;
+  readonly STRING: GraphQLKind<'STRING', 'StringValue'>;
+  readonly BOOLEAN: GraphQLKind<'BOOLEAN', 'BooleanValue'>;
+  readonly NULL: GraphQLKind<'NULL', 'NullValue'>;
+  readonly ENUM: GraphQLKind<'ENUM', 'EnumValue'>;
+  readonly LIST: GraphQLKind<'LIST', 'ListValue'>;
+  readonly OBJECT: GraphQLKind<'OBJECT', 'ObjectValue'>;
+  readonly OBJECT_FIELD: GraphQLKind<'OBJECT_FIELD', 'ObjectField'>;
+  readonly DIRECTIVE: GraphQLKind<'DIRECTIVE', 'Directive'>;
+  readonly NAMED_TYPE: GraphQLKind<'NAMED_TYPE', 'NamedType'>;
+  readonly LIST_TYPE: GraphQLKind<'LIST_TYPE', 'ListType'>;
+  readonly NON_NULL_TYPE: GraphQLKind<'NON_NULL_TYPE', 'NonNullType'>;
+  readonly SCHEMA_DEFINITION: GraphQLKind<'SCHEMA_DEFINITION', 'SchemaDefinition'>;
+  readonly OPERATION_TYPE_DEFINITION: GraphQLKind<
+    'OPERATION_TYPE_DEFINITION',
+    'OperationTypeDefinition'
+  >;
+  readonly SCALAR_TYPE_DEFINITION: GraphQLKind<'SCALAR_TYPE_DEFINITION', 'ScalarTypeDefinition'>;
+  readonly OBJECT_TYPE_DEFINITION: GraphQLKind<'OBJECT_TYPE_DEFINITION', 'ObjectTypeDefinition'>;
+  readonly FIELD_DEFINITION: GraphQLKind<'FIELD_DEFINITION', 'FieldDefinition'>;
+  readonly INPUT_VALUE_DEFINITION: GraphQLKind<'INPUT_VALUE_DEFINITION', 'InputValueDefinition'>;
+  readonly INTERFACE_TYPE_DEFINITION: GraphQLKind<
+    'INTERFACE_TYPE_DEFINITION',
+    'InterfaceTypeDefinition'
+  >;
+  readonly UNION_TYPE_DEFINITION: GraphQLKind<'UNION_TYPE_DEFINITION', 'UnionTypeDefinition'>;
+  readonly ENUM_TYPE_DEFINITION: GraphQLKind<'ENUM_TYPE_DEFINITION', 'EnumTypeDefinition'>;
+  readonly ENUM_VALUE_DEFINITION: GraphQLKind<'ENUM_VALUE_DEFINITION', 'EnumValueDefinition'>;
+  readonly INPUT_OBJECT_TYPE_DEFINITION: GraphQLKind<
+    'INPUT_OBJECT_TYPE_DEFINITION',
+    'InputObjectTypeDefinition'
+  >;
+  readonly DIRECTIVE_DEFINITION: GraphQLKind<'DIRECTIVE_DEFINITION', 'DirectiveDefinition'>;
+  readonly SCHEMA_EXTENSION: GraphQLKind<'SCHEMA_EXTENSION', 'SchemaExtension'>;
+  readonly SCALAR_TYPE_EXTENSION: GraphQLKind<'SCALAR_TYPE_EXTENSION', 'ScalarTypeExtension'>;
+  readonly OBJECT_TYPE_EXTENSION: GraphQLKind<'OBJECT_TYPE_EXTENSION', 'ObjectTypeExtension'>;
+  readonly INTERFACE_TYPE_EXTENSION: GraphQLKind<
+    'INTERFACE_TYPE_EXTENSION',
+    'InterfaceTypeExtension'
+  >;
+  readonly UNION_TYPE_EXTENSION: GraphQLKind<'UNION_TYPE_EXTENSION', 'UnionTypeExtension'>;
+  readonly ENUM_TYPE_EXTENSION: GraphQLKind<'ENUM_TYPE_EXTENSION', 'EnumTypeExtension'>;
+  readonly INPUT_OBJECT_TYPE_EXTENSION: GraphQLKind<
+    'INPUT_OBJECT_TYPE_EXTENSION',
+    'InputObjectTypeExtension'
+  >;
   /** Coordinates */
   readonly TYPE_COORDINATE: GraphQLKind<'TYPE_COORDINATE', 'TypeCoordinate'>;
   readonly MEMBER_COORDINATE: GraphQLKind<'MEMBER_COORDINATE', 'MemberCoordinate'>;