diff --git a/app/src/main/kotlin/com/x8bit/bitwarden/ui/platform/util/LocaleExtensions.kt b/app/src/main/kotlin/com/x8bit/bitwarden/ui/platform/util/LocaleExtensions.kt
index c4165782b8..a678c62808 100644
--- a/app/src/main/kotlin/com/x8bit/bitwarden/ui/platform/util/LocaleExtensions.kt
+++ b/app/src/main/kotlin/com/x8bit/bitwarden/ui/platform/util/LocaleExtensions.kt
@@ -10,4 +10,4 @@ import java.util.Locale
 val Locale.appLanguage: AppLanguage?
     get() = AppLanguage
         .entries
-        .find { it.localeName?.lowercase(this) == this.language.lowercase(this) }
+        .find { it.localeName?.lowercase(this) == this.toLanguageTag().lowercase(this) }
diff --git a/app/src/test/kotlin/com/x8bit/bitwarden/ui/platform/util/LocaleExtensionsTest.kt b/app/src/test/kotlin/com/x8bit/bitwarden/ui/platform/util/LocaleExtensionsTest.kt
index d69f22bb4f..c9a4459195 100644
--- a/app/src/test/kotlin/com/x8bit/bitwarden/ui/platform/util/LocaleExtensionsTest.kt
+++ b/app/src/test/kotlin/com/x8bit/bitwarden/ui/platform/util/LocaleExtensionsTest.kt
@@ -9,8 +9,8 @@ import java.util.Locale
 class LocaleExtensionsTest {
 
     @Test
-    fun `locale with Espanol language returns AppLanguage SPANISH`() {
-        val locale = Locale("es")
+    fun `locale with spanish language returns AppLanguage SPANISH`() {
+        val locale = Locale.forLanguageTag("es")
         assertEquals(
             AppLanguage.SPANISH,
             locale.appLanguage,
@@ -19,7 +19,7 @@ class LocaleExtensionsTest {
 
     @Test
     fun `locale with GB english returns AppLanguage ENGLISH_BRITISH`() {
-        val locale = Locale("en-GB")
+        val locale = Locale.forLanguageTag("en-GB")
         assertEquals(
             AppLanguage.ENGLISH_BRITISH,
             locale.appLanguage,
@@ -28,7 +28,7 @@ class LocaleExtensionsTest {
 
     @Test
     fun `locale with non existent app language returns null`() {
-        val locale = Locale("😅😅😅")
+        val locale = Locale.forLanguageTag("😅😅😅")
         assertNull(locale.appLanguage)
     }
 }