diff --git a/src/libs/actions/Session/index.js b/src/libs/actions/Session/index.js
index 42492432b23..5736632c72a 100644
--- a/src/libs/actions/Session/index.js
+++ b/src/libs/actions/Session/index.js
@@ -275,8 +275,9 @@ function signInWithShortLivedAuthToken(email, authToken) {
  * @param {String} password This will be removed after passwordless beta ends
  * @param {String} [validateCode] Code for passwordless login
  * @param {String} [twoFactorAuthCode]
+ * @param {String} [preferredLocale] Indicates which language to use when the user lands in the app
  */
-function signIn(password, validateCode, twoFactorAuthCode) {
+function signIn(password, validateCode, twoFactorAuthCode, preferredLocale = CONST.DEFAULT_LOCALE) {
     const optimisticData = [
         {
             onyxMethod: CONST.ONYX.METHOD.MERGE,
@@ -308,7 +309,7 @@ function signIn(password, validateCode, twoFactorAuthCode) {
         },
     ];
 
-    const params = {twoFactorAuthCode, email: credentials.login};
+    const params = {twoFactorAuthCode, email: credentials.login, preferredLocale};
 
     // Conditionally pass a password or validateCode to command since we temporarily allow both flows
     if (validateCode) {
diff --git a/src/pages/signin/PasswordForm.js b/src/pages/signin/PasswordForm.js
index 91b8ac27be9..8d0c0855d1d 100755
--- a/src/pages/signin/PasswordForm.js
+++ b/src/pages/signin/PasswordForm.js
@@ -38,6 +38,9 @@ const propTypes = {
         isLoading: PropTypes.bool,
     }),
 
+    /** Indicates which locale the user currently has selected */
+    preferredLocale: PropTypes.string,
+
     /** Information about the network */
     network: networkPropTypes.isRequired,
 
@@ -47,6 +50,7 @@ const propTypes = {
 
 const defaultProps = {
     account: {},
+    preferredLocale: CONST.DEFAULT_LOCALE,
 };
 
 class PasswordForm extends React.Component {
@@ -160,7 +164,7 @@ class PasswordForm extends React.Component {
             formError: {},
         });
 
-        Session.signIn(password, '', twoFactorCode);
+        Session.signIn(password, '', twoFactorCode, this.props.preferredLocale);
     }
 
     render() {
@@ -240,6 +244,7 @@ export default compose(
     withLocalize,
     withOnyx({
         account: {key: ONYXKEYS.ACCOUNT},
+        preferredLocale: {key: ONYXKEYS.NVP_PREFERRED_LOCALE},
     }),
     withToggleVisibilityView,
     withNetwork(),
diff --git a/src/pages/signin/ValidateCodeForm/BaseValidateCodeForm.js b/src/pages/signin/ValidateCodeForm/BaseValidateCodeForm.js
index 2e9b81d0218..5e3d00403e8 100755
--- a/src/pages/signin/ValidateCodeForm/BaseValidateCodeForm.js
+++ b/src/pages/signin/ValidateCodeForm/BaseValidateCodeForm.js
@@ -45,6 +45,9 @@ const propTypes = {
         login: PropTypes.string,
     }),
 
+    /** Indicates which locale the user currently has selected */
+    preferredLocale: PropTypes.string,
+
     /** Information about the network */
     network: networkPropTypes.isRequired,
 
@@ -58,6 +61,7 @@ const propTypes = {
 const defaultProps = {
     account: {},
     credentials: {},
+    preferredLocale: CONST.DEFAULT_LOCALE,
 };
 
 class BaseValidateCodeForm extends React.Component {
@@ -180,7 +184,7 @@ class BaseValidateCodeForm extends React.Component {
         if (accountID) {
             Session.signInWithValidateCode(accountID, this.state.validateCode, this.state.twoFactorAuthCode);
         } else {
-            Session.signIn('', this.state.validateCode, this.state.twoFactorAuthCode);
+            Session.signIn('', this.state.validateCode, this.state.twoFactorAuthCode, this.props.preferredLocale);
         }
     }
 
@@ -271,6 +275,7 @@ export default compose(
     withOnyx({
         account: {key: ONYXKEYS.ACCOUNT},
         credentials: {key: ONYXKEYS.CREDENTIALS},
+        preferredLocale: {key: ONYXKEYS.NVP_PREFERRED_LOCALE},
     }),
     withToggleVisibilityView,
     withNetwork(),