diff --git a/src/SDK/Language/ReactNative.php b/src/SDK/Language/ReactNative.php
index 7fac1234dd..fe405ad36a 100644
--- a/src/SDK/Language/ReactNative.php
+++ b/src/SDK/Language/ReactNative.php
@@ -36,6 +36,11 @@ public function getFiles(): array
                 'destination'   => 'src/react-native-shim.d.ts',
                 'template'      => 'react-native/src/react-native-shim.d.ts.twig',
             ],
+            [
+                'scope'         => 'default',
+                'destination'   => 'src/expo-file-system-shim.d.ts',
+                'template'      => 'react-native/src/expo-file-system-shim.d.ts.twig',
+            ],
             [
                 'scope'         => 'default',
                 'destination'   => 'src/service.ts',
diff --git a/templates/react-native/package-lock.json.twig b/templates/react-native/package-lock.json.twig
index e5a6ed3f99..046f5df448 100644
--- a/templates/react-native/package-lock.json.twig
+++ b/templates/react-native/package-lock.json.twig
@@ -9,7 +9,6 @@
       "version": "{{ sdk.version }}",
       "license": "{{ sdk.license }}",
       "dependencies": {
-        "expo-file-system": "18.*.*",
         "json-bigint": "1.0.0"
       },
       "devDependencies": {
@@ -26,6 +25,7 @@
       },
       "peerDependencies": {
         "expo": "*",
+        "expo-file-system": ">=18.0.0",
         "react-native": ">=0.76.7 <1.0.0"
       },
       "overrides": {
@@ -3655,6 +3655,7 @@
       "resolved": "https://registry.npmjs.org/expo-file-system/-/expo-file-system-18.1.11.tgz",
       "integrity": "sha512-HJw/m0nVOKeqeRjPjGdvm+zBi5/NxcdPf8M8P3G2JFvH5Z8vBWqVDic2O58jnT1OFEy0XXzoH9UqFu7cHg9DTQ==",
       "license": "MIT",
+      "peer": true,
       "peerDependencies": {
         "expo": "*",
         "react-native": "*"
diff --git a/templates/react-native/package.json.twig b/templates/react-native/package.json.twig
index 9f9a5ae6a2..f1a0c9a7a2 100644
--- a/templates/react-native/package.json.twig
+++ b/templates/react-native/package.json.twig
@@ -41,11 +41,11 @@
     "typescript": "5.9.3"
   },
   "dependencies": {
-    "expo-file-system": "18.*.*",
     "json-bigint": "1.0.0"
   },
   "peerDependencies": {
     "expo": "*",
+    "expo-file-system": ">=18.0.0",
     "react-native": ">=0.76.7 <1.0.0"
   },
   "overrides": {
diff --git a/templates/react-native/src/expo-file-system-shim.d.ts.twig b/templates/react-native/src/expo-file-system-shim.d.ts.twig
new file mode 100644
index 0000000000..07777667fe
--- /dev/null
+++ b/templates/react-native/src/expo-file-system-shim.d.ts.twig
@@ -0,0 +1,22 @@
+declare module 'expo-file-system' {
+    export enum EncodingType {
+        UTF8 = 'utf8',
+        Base64 = 'base64',
+    }
+    export const cacheDirectory: string;
+    export function readAsStringAsync(
+        fileUri: string,
+        options?: {
+            encoding?: EncodingType;
+            position?: number;
+            length?: number;
+        }
+    ): Promise<string>;
+    export function writeAsStringAsync(
+        fileUri: string,
+        contents: string,
+        options?: {
+            encoding?: EncodingType;
+        }
+    ): Promise<void>;
+}