diff --git a/boilerplate/app/i18n/i18n.ts b/boilerplate/app/i18n/i18n.ts
index 5668e7b6..a9fac42d 100644
--- a/boilerplate/app/i18n/i18n.ts
+++ b/boilerplate/app/i18n/i18n.ts
@@ -1,9 +1,12 @@
-import RNLanguages from "react-native-languages"
+import * as RNLocalize from "react-native-localize"
 import i18n from "i18n-js"
 
 const en = require("./en")
 const ja = require("./ja")
 
-i18n.locale = RNLanguages.language
 i18n.fallbacks = true
 i18n.translations = { en, ja }
+
+const fallback = { languageTag: "en", isRTL: false }
+const { languageTag } = RNLocalize.findBestAvailableLanguage(Object.keys(i18n.translations)) || fallback
+i18n.locale = languageTag
diff --git a/boilerplate/package.json.ejs b/boilerplate/package.json.ejs
index 68b78a8e..502eb429 100644
--- a/boilerplate/package.json.ejs
+++ b/boilerplate/package.json.ejs
@@ -32,7 +32,7 @@
     "mobx-react": "5.2.8",
     "mobx-state-tree": "2.0.5",
     "ramda": "0.25.0",
-    "react-native-languages": "^3.0.0",
+    "react-native-localize": "^1.0.0",
     "i18n-js": "^3.0.11",
     "react-native-keychain": "3.0.0",
     "react-native-splash-screen": "3.1.1",
diff --git a/boilerplate/test/mock-react-native-languages.ts b/boilerplate/test/mock-react-native-languages.ts
deleted file mode 100644
index 649a2353..00000000
--- a/boilerplate/test/mock-react-native-languages.ts
+++ /dev/null
@@ -1,5 +0,0 @@
-jest.mock("react-native-languages", () => {
-  return {
-    languages: () => `en`,
-  }
-})
diff --git a/boilerplate/test/mock-react-native-localize.ts b/boilerplate/test/mock-react-native-localize.ts
new file mode 100644
index 00000000..b4952809
--- /dev/null
+++ b/boilerplate/test/mock-react-native-localize.ts
@@ -0,0 +1,8 @@
+jest.mock("react-native-localize", () => {
+  return {
+    findBestAvailableLanguage: ([language = "en"]) => ({
+      languageTag: language,
+      isRTL: false,
+    }),
+  }
+})
diff --git a/boilerplate/test/setup.ts b/boilerplate/test/setup.ts
index 0bb28419..ec36d1d9 100644
--- a/boilerplate/test/setup.ts
+++ b/boilerplate/test/setup.ts
@@ -5,7 +5,7 @@ import "react-native"
 import "./mock-i18n"
 import "./mock-reactotron"
 import "./mock-textinput"
-import "./mock-react-native-languages"
+import "./mock-react-native-localize"
 
 declare global {
   var __TEST__