diff --git a/pubspec.lock b/pubspec.lock
index 50ea673..2a4481f 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -97,6 +97,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.1.25"
+  background_downloader:
+    dependency: transitive
+    description:
+      name: background_downloader
+      sha256: "4cb23d9ad4f5060944f38164e7b90d4bf99b57b2472a3bd4676e59b2db4afd06"
+      url: "https://pub.dev"
+    source: hosted
+    version: "9.5.4"
   bluez:
     dependency: transitive
     description:
@@ -289,6 +297,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "3.1.1"
+  dart_sentencepiece_tokenizer:
+    dependency: transitive
+    description:
+      name: dart_sentencepiece_tokenizer
+      sha256: "85825632845cf6427ea0cd13dfba96b4341cf63525165155e5b9b97011239289"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.3.2"
   dart_style:
     dependency: transitive
     description:
@@ -546,10 +562,10 @@ packages:
     dependency: "direct main"
     description:
       name: flutter_gemma
-      sha256: "685ad6bd3abe2d5f2cb7913426c4b58a16cf259f1eb0ea414a2f3a593e260a22"
+      sha256: ec1a29f5abf36aa176506950d699ba328f100059bbceaa06bdd8e197e2b002e3
       url: "https://pub.dev"
     source: hosted
-    version: "0.3.1"
+    version: "0.15.0"
   flutter_inappwebview:
     dependency: "direct main"
     description:
@@ -1125,6 +1141,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.0.1"
+  local_hnsw:
+    dependency: transitive
+    description:
+      name: local_hnsw
+      sha256: "7fb0988e3f850121774d9dfe94068f843d87908d6b1e9ed5039710d8d9ae3f7a"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.0.0"
   logger:
     dependency: "direct main"
     description:
diff --git a/pubspec.yaml b/pubspec.yaml
index b89e9cf..748e157 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -53,7 +53,7 @@ dependencies:
   qr_flutter: ^4.1.0
   wakelock_plus: ^1.1.5
   connectivity_plus: ^7.1.1
-  flutter_gemma: ^0.3.0
+  flutter_gemma: ^0.15.0
   torch_light: ^1.1.0
   just_audio: ^0.9.36
   firebase_core: ^3.0.0