diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 9297a86..a7b1d05 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -18,9 +18,12 @@ jobs:
       - name: install bun
         uses: oven-sh/setup-bun@v2
 
-      - name: Install UI packages
+      - name: Installs UI packages
         run: cd ui && bun install
 
+      - name: Installs mobile packages
+        run: cd mobile-frontend && bun install
+
   eslint:
     runs-on: ubuntu-latest
     steps:
@@ -32,3 +35,15 @@ jobs:
 
       - name: run linter
         run: bun run lint
+
+  doctor:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Setup repository
+        uses: actions/checkout@v4
+
+      - name: install bun
+        uses: oven-sh/setup-bun@v2
+
+      - name: expo doctor should pass
+        run: bunx expo-doctor
diff --git a/mobile-frontend/app.json b/mobile-frontend/app.json
index 0b3c726..bb10684 100644
--- a/mobile-frontend/app.json
+++ b/mobile-frontend/app.json
@@ -44,10 +44,8 @@
           "faceIDPermission": "Allow $(PRODUCT_NAME) to use Face ID."
         }
       ],
-      "expo-localization"
+      "expo-localization",
+      "expo-font"
     ]
-  },
-  "android": {
-    "googleServicesFile": "./android/app/google-services.json"
   }
 }
diff --git a/mobile-frontend/bun.lockb b/mobile-frontend/bun.lockb
index 5881ea4..2525880 100755
Binary files a/mobile-frontend/bun.lockb and b/mobile-frontend/bun.lockb differ
diff --git a/mobile-frontend/package.json b/mobile-frontend/package.json
index a94368b..6e84cc3 100644
--- a/mobile-frontend/package.json
+++ b/mobile-frontend/package.json
@@ -23,7 +23,7 @@
     "@gorhom/bottom-sheet": "^4",
     "@noble/hashes": "^1.4.0",
     "@postero/ui": "../ui",
-    "@react-native-picker/picker": "2.7.7",
+    "@react-native-picker/picker": "2.7.5",
     "@react-navigation/bottom-tabs": "^6.5.20",
     "@react-navigation/native": "^6.1.17",
     "@react-navigation/native-stack": "^6.9.26",
@@ -42,13 +42,13 @@
     "eslint-plugin-prettier": "^5.2.1",
     "ethers": "^6.13.1",
     "events": "^3.3.0",
-    "expo": "51.0.14",
+    "expo": "~51.0.39",
     "expo-blur": "~13.0.2",
     "expo-camera": "~15.0.11",
     "expo-clipboard": "~6.0.3",
     "expo-crypto": "^13.0.2",
     "expo-device": "~6.0.2",
-    "expo-font": "12.0.7",
+    "expo-font": "~12.0.10",
     "expo-gl": "14.0.2",
     "expo-haptics": "~13.0.1",
     "expo-linear-gradient": "~13.0.2",
@@ -64,17 +64,17 @@
     "lodash": "^4.17.21",
     "path": "^0.12.7",
     "prettier": "^3.4.2",
-    "react": "18.3.1",
-    "react-dom": "18.3.1",
-    "react-native": "0.74.2",
+    "react": "18.2.0",
+    "react-dom": "18.2.0",
+    "react-native": "0.74.5",
     "react-native-gesture-handler": "2.16.2",
     "react-native-paper": "^5.12.3",
     "react-native-qrcode-svg": "^6.3.1",
     "react-native-reanimated": "3.10.1",
     "react-native-reanimated-carousel": "^3.5.1",
-    "react-native-safe-area-context": "4.10.4",
+    "react-native-safe-area-context": "4.10.5",
     "react-native-screens": "~3.31.1",
-    "react-native-svg": "15.3.0",
+    "react-native-svg": "15.2.0",
     "react-native-tab-view": "^3.5.2",
     "react-native-web": "0.19.12",
     "readable-stream": "^4.5.2",
@@ -89,9 +89,10 @@
     "@types/color": "^3.0.6",
     "@types/d3": "^7.4.3",
     "@types/lodash": "^4.17.7",
-    "@types/react": "~18.3.3",
+    "@types/react": "~18.2.79",
     "eslint": "^8.57.0",
     "eslint-config-expo": "^7.0.0",
-    "typescript": "^5.5.3"
-  }
+    "typescript": "~5.3.3"
+  },
+  "packageManager": "yarn@1.22.22+sha512.a6b2f7906b721bba3d67d4aff083df04dad64c399707841b7acf00f6b133b7ac24255f2652fa22ae3534329dc6180534e98d17432037ff6fd140556e2bb3137e"
 }