diff --git a/.changeset/chilly-tigers-grin.md b/.changeset/chilly-tigers-grin.md
new file mode 100644
index 00000000..e68360ec
--- /dev/null
+++ b/.changeset/chilly-tigers-grin.md
@@ -0,0 +1,8 @@
+---
+"@supabase-cache-helpers/postgrest-react-query": patch
+"@supabase-cache-helpers/storage-react-query": patch
+"@supabase-cache-helpers/postgrest-swr": patch
+"@supabase-cache-helpers/storage-swr": patch
+---
+
+fix: type configuration parameter and add tests for fallbackData
diff --git a/packages/storage-react-query/src/query/use-directory-urls.ts b/packages/storage-react-query/src/query/use-directory-urls.ts
index c84794e8..721bfd5b 100644
--- a/packages/storage-react-query/src/query/use-directory-urls.ts
+++ b/packages/storage-react-query/src/query/use-directory-urls.ts
@@ -9,7 +9,6 @@ import {
   UseQueryResult as UseReactQueryResult,
   UseQueryOptions as UseReactQueryOptions,
 } from '@tanstack/react-query';
-import { useCallback } from 'react';
 
 import { encode, StorageFileApi } from '../lib';
 
@@ -39,14 +38,14 @@ function useDirectoryFileUrls(
   (FileObject & { url: string })[] | undefined,
   StorageError
 > {
-  const fetcher = useCallback(createDirectoryUrlsFetcher(mode, config), [
-    mode,
-    config,
-  ]);
   return useReactQuery<
     (FileObject & { url: string })[] | undefined,
     StorageError
-  >(encode([fileApi, path]), () => fetcher(fileApi, path), config);
+  >(
+    encode([fileApi, path]),
+    () => createDirectoryUrlsFetcher(mode, config)(fileApi, path),
+    config
+  );
 }
 
 export { useDirectoryFileUrls };
diff --git a/packages/storage-react-query/src/query/use-directory.ts b/packages/storage-react-query/src/query/use-directory.ts
index d1214582..d82fc995 100644
--- a/packages/storage-react-query/src/query/use-directory.ts
+++ b/packages/storage-react-query/src/query/use-directory.ts
@@ -5,7 +5,6 @@ import {
   UseQueryResult as UseReactQueryResult,
   UseQueryOptions as UseReactQueryOptions,
 } from '@tanstack/react-query';
-import { useCallback } from 'react';
 
 import { StorageFileApi, encode } from '../lib';
 
@@ -25,11 +24,11 @@ function useDirectory(
     'queryKey' | 'queryFn'
   >
 ): UseReactQueryResult<FileObject[] | undefined, StorageError> {
-  const fetcher = useCallback(
+  return useReactQuery(
+    encode([fileApi, path]),
     () => fetchDirectory(fileApi, path),
-    [fileApi, path]
+    config
   );
-  return useReactQuery(encode([fileApi, path]), fetcher, config);
 }
 
 export { useDirectory };
diff --git a/packages/storage-react-query/src/query/use-file-url.ts b/packages/storage-react-query/src/query/use-file-url.ts
index d47e24ab..c21bc8b6 100644
--- a/packages/storage-react-query/src/query/use-file-url.ts
+++ b/packages/storage-react-query/src/query/use-file-url.ts
@@ -9,7 +9,6 @@ import {
   UseQueryResult as UseReactQueryResult,
   UseQueryOptions as UseReactQueryOptions,
 } from '@tanstack/react-query';
-import { useCallback } from 'react';
 
 import { StorageFileApi, encode } from '../lib';
 
@@ -32,15 +31,9 @@ function useFileUrl(
   > &
     URLFetcherConfig
 ): UseReactQueryResult<string | undefined, StorageError> {
-  const fetcher = useCallback(createUrlFetcher(mode, config), [
-    config,
-    mode,
-    fileApi,
-    path,
-  ]);
   return useReactQuery<string | undefined, StorageError>(
     encode([fileApi, path]),
-    () => fetcher(fileApi, path),
+    () => createUrlFetcher(mode, config)(fileApi, path),
     config
   );
 }
diff --git a/packages/storage-swr/src/query/use-directory-urls.ts b/packages/storage-swr/src/query/use-directory-urls.ts
index 1aa9abe7..a7cb84ba 100644
--- a/packages/storage-swr/src/query/use-directory-urls.ts
+++ b/packages/storage-swr/src/query/use-directory-urls.ts
@@ -4,7 +4,6 @@ import {
   URLFetcherConfig,
 } from '@supabase-cache-helpers/storage-core';
 import { FileObject, StorageError } from '@supabase/storage-js';
-import { useCallback } from 'react';
 import useSWR, { SWRConfiguration, SWRResponse } from 'swr';
 
 import { StorageKeyInput, middleware, StorageFileApi } from '../lib';
@@ -23,16 +22,16 @@ function useDirectoryFileUrls(
   fileApi: StorageFileApi,
   path: string | null,
   mode: StoragePrivacy,
-  config?: SWRConfiguration & Pick<URLFetcherConfig, 'expiresIn'>
+  config?: SWRConfiguration<
+    (FileObject & { url: string })[] | undefined,
+    StorageError
+  > &
+    Pick<URLFetcherConfig, 'expiresIn'>
 ): SWRResponse<(FileObject & { url: string })[] | undefined, StorageError> {
-  const fetcher = useCallback(
-    ([fileApi, path]: StorageKeyInput) =>
-      createDirectoryUrlsFetcher(mode, config)(fileApi, path),
-    [mode, config]
-  );
   return useSWR<(FileObject & { url: string })[] | undefined, StorageError>(
     path ? [fileApi, path] : null,
-    fetcher,
+    ([fileApi, path]: StorageKeyInput) =>
+      createDirectoryUrlsFetcher(mode, config)(fileApi, path),
     {
       ...config,
       use: [...(config?.use ?? []), middleware],
diff --git a/packages/storage-swr/src/query/use-directory.ts b/packages/storage-swr/src/query/use-directory.ts
index 6806b034..aa062eee 100644
--- a/packages/storage-swr/src/query/use-directory.ts
+++ b/packages/storage-swr/src/query/use-directory.ts
@@ -1,6 +1,5 @@
 import { fetchDirectory } from '@supabase-cache-helpers/storage-core';
 import { FileObject, StorageError } from '@supabase/storage-js';
-import { useCallback } from 'react';
 import useSWR, { SWRConfiguration, SWRResponse } from 'swr';
 
 import { middleware, StorageKeyInput, StorageFileApi } from '../lib';
@@ -16,15 +15,11 @@ import { middleware, StorageKeyInput, StorageFileApi } from '../lib';
 function useDirectory(
   fileApi: StorageFileApi,
   path: string | null,
-  config?: SWRConfiguration
+  config?: SWRConfiguration<FileObject[] | undefined, StorageError>
 ): SWRResponse<FileObject[] | undefined, StorageError> {
-  const fetcher = useCallback(
-    ([fileApi, path]: StorageKeyInput) => fetchDirectory(fileApi, path),
-    []
-  );
   return useSWR<FileObject[] | undefined, StorageError>(
     path ? [fileApi, path] : null,
-    fetcher,
+    ([fileApi, path]: StorageKeyInput) => fetchDirectory(fileApi, path),
     {
       ...config,
       use: [...(config?.use ?? []), middleware],
diff --git a/packages/storage-swr/src/query/use-file-url.ts b/packages/storage-swr/src/query/use-file-url.ts
index b36b9909..2a716f31 100644
--- a/packages/storage-swr/src/query/use-file-url.ts
+++ b/packages/storage-swr/src/query/use-file-url.ts
@@ -4,7 +4,6 @@ import {
   URLFetcherConfig,
 } from '@supabase-cache-helpers/storage-core';
 import { StorageError } from '@supabase/storage-js';
-import { useCallback } from 'react';
 import useSWR, { SWRConfiguration, SWRResponse } from 'swr';
 
 import { StorageKeyInput, middleware, StorageFileApi } from '../lib';
@@ -22,17 +21,17 @@ function useFileUrl(
   fileApi: StorageFileApi,
   path: string | null,
   mode: StoragePrivacy,
-  config?: SWRConfiguration & URLFetcherConfig
+  config?: SWRConfiguration<string | undefined, StorageError> & URLFetcherConfig
 ): SWRResponse<string | undefined, StorageError> {
-  const fetcher = useCallback(
+  return useSWR<string | undefined, StorageError>(
+    path ? [fileApi, path] : null,
     ([fileApi, path]: StorageKeyInput) =>
       createUrlFetcher(mode, config)(fileApi, path),
-    [config, mode]
+    {
+      ...config,
+      use: [...(config?.use ?? []), middleware],
+    }
   );
-  return useSWR(path ? [fileApi, path] : null, fetcher, {
-    ...config,
-    use: [...(config?.use ?? []), middleware],
-  });
 }
 
 export { useFileUrl };