diff --git a/CHANGELOG.md b/CHANGELOG.md
index 74e0650..534d18f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,7 @@
 
 v1.5
 ----
+- Fix FLEXIAPI-174 Check if the phone is valid before trying to recover it (deprecated endpoint)
 - Fix FLEXIAPI-173 Wrong route in validateEmail (deprecated)
 - Fix FLEXIAPI-171 Fix README documentation for CreateAdminAccount
 - Fix FLEXIAPI-170 Fix undefined variable apiKey in CreateAdminAccount
diff --git a/flexiapi/app/Http/Controllers/Api/Account/AccountController.php b/flexiapi/app/Http/Controllers/Api/Account/AccountController.php
index 85c9b79..c558f8c 100644
--- a/flexiapi/app/Http/Controllers/Api/Account/AccountController.php
+++ b/flexiapi/app/Http/Controllers/Api/Account/AccountController.php
@@ -187,7 +187,7 @@ class AccountController extends Controller
 
         $request->validate([
             'phone' => [
-                'required', new WithoutSpaces, 'starts_with:+'
+                'required', new WithoutSpaces, 'starts_with:+', 'exists:accounts,phone'
             ],
             'account_creation_token' => [
                 'required',
diff --git a/flexiapi/tests/Feature/ApiAccountTest.php b/flexiapi/tests/Feature/ApiAccountTest.php
index 0db9efa..4d1438c 100644
--- a/flexiapi/tests/Feature/ApiAccountTest.php
+++ b/flexiapi/tests/Feature/ApiAccountTest.php
@@ -746,6 +746,12 @@ class ApiAccountTest extends TestCase
 
         $token = AccountCreationToken::factory()->create();
 
+        // Wrong phone
+        $this->json($this->method, $this->route . '/recover-by-phone', [
+            'phone' => '+331234', // wrong phone number
+            'account_creation_token' => $token->token
+        ])->assertJsonValidationErrors(['phone']);
+
         $this->json($this->method, $this->route . '/recover-by-phone', [
             'phone' => $phone,
             'account_creation_token' => $token->token