diff --git a/frontend/history-ui/src/components/ActivityFeed.svelte b/frontend/history-ui/src/components/ActivityFeed.svelte
index c1c82c29..b20991e2 100644
--- a/frontend/history-ui/src/components/ActivityFeed.svelte
+++ b/frontend/history-ui/src/components/ActivityFeed.svelte
@@ -1,5 +1,5 @@
 <script lang="ts">
-    import type { VersionEvent } from "../lib/types";
+    import type { VersionEvent } from "../lib/view-types";
     import {
         absoluteTime,
         formatBytes
diff --git a/frontend/history-ui/src/components/Dashboard.svelte b/frontend/history-ui/src/components/Dashboard.svelte
index 807b4f8d..8cf89677 100644
--- a/frontend/history-ui/src/components/Dashboard.svelte
+++ b/frontend/history-ui/src/components/Dashboard.svelte
@@ -9,12 +9,9 @@
         formatBytes,
         type View
     } from "../lib/stores.svelte";
-    import type {
-        DocumentVersionWithoutContent,
-        VaultHistoryResponse,
-        VersionEvent,
-        TreeNode
-    } from "../lib/types";
+    import type { DocumentVersionWithoutContent } from "../lib/types/DocumentVersionWithoutContent";
+    import type { VaultHistoryResponse } from "../lib/types/VaultHistoryResponse";
+    import type { VersionEvent, TreeNode } from "../lib/view-types";
     import FileTree from "./FileTree.svelte";
     import ActivityFeed from "./ActivityFeed.svelte";
     import DocumentDetail from "./DocumentDetail.svelte";
diff --git a/frontend/history-ui/src/components/DocumentDetail.svelte b/frontend/history-ui/src/components/DocumentDetail.svelte
index dbdcc03f..e4de2de8 100644
--- a/frontend/history-ui/src/components/DocumentDetail.svelte
+++ b/frontend/history-ui/src/components/DocumentDetail.svelte
@@ -10,11 +10,9 @@
         isImageFile,
         fileExtension
     } from "../lib/stores.svelte";
-    import type {
-        DocumentVersionWithoutContent,
-        DocumentVersion,
-        ActionType
-    } from "../lib/types";
+    import type { DocumentVersionWithoutContent } from "../lib/types/DocumentVersionWithoutContent";
+    import type { DocumentVersion } from "../lib/types/DocumentVersion";
+    import type { ActionType } from "../lib/view-types";
     import DiffView from "./DiffView.svelte";
     import ConfirmDialog from "./ConfirmDialog.svelte";
 
diff --git a/frontend/history-ui/src/components/FileTree.svelte b/frontend/history-ui/src/components/FileTree.svelte
index ec72cbf9..a1a99d4c 100644
--- a/frontend/history-ui/src/components/FileTree.svelte
+++ b/frontend/history-ui/src/components/FileTree.svelte
@@ -1,5 +1,5 @@
 <script lang="ts">
-    import type { TreeNode } from "../lib/types";
+    import type { TreeNode } from "../lib/view-types";
     import FileTree from "./FileTree.svelte";
 
     interface Props {
diff --git a/frontend/history-ui/src/components/TimeSlider.svelte b/frontend/history-ui/src/components/TimeSlider.svelte
index 79e9e5de..0bdc3abf 100644
--- a/frontend/history-ui/src/components/TimeSlider.svelte
+++ b/frontend/history-ui/src/components/TimeSlider.svelte
@@ -1,5 +1,5 @@
 <script lang="ts">
-    import type { DocumentVersionWithoutContent } from "../lib/types";
+    import type { DocumentVersionWithoutContent } from "../lib/types/DocumentVersionWithoutContent";
     import { relativeTime, absoluteTime } from "../lib/stores.svelte";
 
     interface Props {
diff --git a/frontend/history-ui/src/components/VaultPicker.svelte b/frontend/history-ui/src/components/VaultPicker.svelte
index 1bd64165..8ca82737 100644
--- a/frontend/history-ui/src/components/VaultPicker.svelte
+++ b/frontend/history-ui/src/components/VaultPicker.svelte
@@ -1,7 +1,7 @@
 <script lang="ts">
     import { auth } from "../lib/stores.svelte";
     import { relativeTime } from "../lib/stores.svelte";
-    import type { VaultInfo } from "../lib/types";
+    import type { VaultInfo } from "../lib/types/VaultInfo";
 
     function select(vault: VaultInfo) {
         auth.selectVault(vault.name);
diff --git a/frontend/history-ui/src/lib/api.ts b/frontend/history-ui/src/lib/api.ts
index 7c365b57..eefc594d 100644
--- a/frontend/history-ui/src/lib/api.ts
+++ b/frontend/history-ui/src/lib/api.ts
@@ -1,12 +1,10 @@
-import type {
-    DocumentUpdateResponse,
-    DocumentVersion,
-    DocumentVersionWithoutContent,
-    FetchLatestDocumentsResponse,
-    ListVaultsResponse,
-    PingResponse,
-    VaultHistoryResponse
-} from "./types";
+import type { DocumentUpdateResponse } from "./types/DocumentUpdateResponse";
+import type { DocumentVersion } from "./types/DocumentVersion";
+import type { DocumentVersionWithoutContent } from "./types/DocumentVersionWithoutContent";
+import type { FetchLatestDocumentsResponse } from "./types/FetchLatestDocumentsResponse";
+import type { ListVaultsResponse } from "./types/ListVaultsResponse";
+import type { PingResponse } from "./types/PingResponse";
+import type { VaultHistoryResponse } from "./types/VaultHistoryResponse";
 
 async function fetchJsonWithToken<T>(
     path: string,
diff --git a/frontend/history-ui/src/lib/stores.svelte.ts b/frontend/history-ui/src/lib/stores.svelte.ts
index 8b268eb6..16ee4a30 100644
--- a/frontend/history-ui/src/lib/stores.svelte.ts
+++ b/frontend/history-ui/src/lib/stores.svelte.ts
@@ -1,11 +1,7 @@
 import { ApiClient } from "./api";
-import type {
-    DocumentVersionWithoutContent,
-    VaultInfo,
-    VersionEvent,
-    ActionType,
-    TreeNode
-} from "./types";
+import type { DocumentVersionWithoutContent } from "./types/DocumentVersionWithoutContent";
+import type { VaultInfo } from "./types/VaultInfo";
+import type { VersionEvent, ActionType, TreeNode } from "./view-types";
 
 class AuthStore {
     token = $state("");
diff --git a/frontend/history-ui/src/lib/types/index.ts b/frontend/history-ui/src/lib/types/index.ts
deleted file mode 100644
index 526e01cd..00000000
--- a/frontend/history-ui/src/lib/types/index.ts
+++ /dev/null
@@ -1,31 +0,0 @@
-import type { DocumentVersionWithoutContent } from "./DocumentVersionWithoutContent";
-
-export type { DocumentUpdateResponse } from "./DocumentUpdateResponse";
-export type { DocumentVersion } from "./DocumentVersion";
-export type { DocumentVersionWithoutContent } from "./DocumentVersionWithoutContent";
-export type { FetchLatestDocumentsResponse } from "./FetchLatestDocumentsResponse";
-export type { ListVaultsResponse } from "./ListVaultsResponse";
-export type { PingResponse } from "./PingResponse";
-export type { VaultInfo } from "./VaultInfo";
-export type { VaultHistoryResponse } from "./VaultHistoryResponse";
-
-export type ActionType =
-    | "created"
-    | "updated"
-    | "renamed"
-    | "deleted"
-    | "restored";
-
-export interface VersionEvent extends DocumentVersionWithoutContent {
-    action: ActionType;
-    previousPath?: string;
-}
-
-export interface TreeNode {
-    name: string;
-    path: string;
-    isFolder: boolean;
-    children: TreeNode[];
-    document?: DocumentVersionWithoutContent;
-    isDeleted?: boolean;
-}
diff --git a/frontend/history-ui/src/lib/view-types.ts b/frontend/history-ui/src/lib/view-types.ts
new file mode 100644
index 00000000..8b8cb0ae
--- /dev/null
+++ b/frontend/history-ui/src/lib/view-types.ts
@@ -0,0 +1,22 @@
+import type { DocumentVersionWithoutContent } from "./types/DocumentVersionWithoutContent";
+
+export type ActionType =
+    | "created"
+    | "updated"
+    | "renamed"
+    | "deleted"
+    | "restored";
+
+export interface VersionEvent extends DocumentVersionWithoutContent {
+    action: ActionType;
+    previousPath?: string;
+}
+
+export interface TreeNode {
+    name: string;
+    path: string;
+    isFolder: boolean;
+    children: TreeNode[];
+    document?: DocumentVersionWithoutContent;
+    isDeleted?: boolean;
+}
diff --git a/scripts/update-api-types.sh b/scripts/update-api-types.sh
index e460214b..3f4a9e2a 100755
--- a/scripts/update-api-types.sh
+++ b/scripts/update-api-types.sh
@@ -8,12 +8,10 @@ cd sync-server
 cargo test export_bindings
 cd -
 
-# sync-client/src/services/types contains only generated bindings — wipe and copy
+# Both target directories contain only generated bindings — wipe and copy
 rm -f frontend/sync-client/src/services/types/*.ts
+rm -f frontend/history-ui/src/lib/types/*.ts
 cp -r sync-server/bindings/* frontend/sync-client/src/services/types/
-
-# history-ui/src/lib/types contains generated bindings plus a hand-written index.ts
-find frontend/history-ui/src/lib/types -maxdepth 1 -name "*.ts" ! -name "index.ts" -delete
 cp -r sync-server/bindings/* frontend/history-ui/src/lib/types/
 
 cd frontend