diff --git a/apps/client/src/widgets/react/hooks.tsx b/apps/client/src/widgets/react/hooks.tsx
index 76ea6077e..a1f06eeac 100644
--- a/apps/client/src/widgets/react/hooks.tsx
+++ b/apps/client/src/widgets/react/hooks.tsx
@@ -2,7 +2,7 @@ import { Inputs, MutableRef, useCallback, useContext, useDebugValue, useEffect,
 import { CommandListenerData, EventData, EventNames } from "../../components/app_context";
 import { ParentComponent } from "./react_utils";
 import SpacedUpdate from "../../services/spaced_update";
-import { FilterLabelsByType, KeyboardActionNames, OptionNames } from "@triliumnext/commons";
+import { FilterLabelsByType, KeyboardActionNames, OptionNames, RelationNames } from "@triliumnext/commons";
 import options, { type OptionValue } from "../../services/options";
 import utils, { escapeRegExp, reloadFrontendApp } from "../../services/utils";
 import NoteContext from "../../components/note_context";
@@ -258,7 +258,7 @@ export function useNoteProperty<T extends keyof FNote>(note: FNote | null | unde
     return note?.[property];
 }
 
-export function useNoteRelation(note: FNote | undefined | null, relationName: string): [string | null | undefined, (newValue: string) => void] {
+export function useNoteRelation(note: FNote | undefined | null, relationName: RelationNames): [string | null | undefined, (newValue: string) => void] {
     const [ relationValue, setRelationValue ] = useState<string | null | undefined>(note?.getRelationValue(relationName));
 
     useEffect(() => setRelationValue(note?.getRelationValue(relationName) ?? null), [ note ]);
diff --git a/packages/commons/src/lib/attribute_names.ts b/packages/commons/src/lib/attribute_names.ts
index 9494d7b92..8b8de89c1 100644
--- a/packages/commons/src/lib/attribute_names.ts
+++ b/packages/commons/src/lib/attribute_names.ts
@@ -1,3 +1,6 @@
+/**
+ * A listing of all the labels used by the system (i.e. not user-defined). Labels defined here have a data type which is not enforced, but offers type safety.
+ */
 type Labels = {
     color: string;
     iconClass: string;
@@ -38,7 +41,17 @@ type Labels = {
     includeArchived: boolean;
 }
 
+/**
+ * A listing of all relations used by the system (i.e. not user-defined). Unlike labels, relations
+ * always point to a note ID, so no specific data type is necessary.
+ */
+type Relations = [
+    "searchScript",
+    "ancestor"
+];
+
 export type LabelNames = keyof Labels;
+export type RelationNames = Relations[number];
 
 export type FilterLabelsByType<U> = {
     [K in keyof Labels]: Labels[K] extends U ? K : never;