diff --git a/app/Http/Requests/Api/V2/GetBrandStatsRequest.php b/app/Http/Requests/Api/V2/GetBrandStatsRequest.php
index 75cc4f9..b3f3cca 100644
--- a/app/Http/Requests/Api/V2/GetBrandStatsRequest.php
+++ b/app/Http/Requests/Api/V2/GetBrandStatsRequest.php
@@ -18,7 +18,7 @@ class GetBrandStatsRequest extends BaseApiRequest
     public function rules(): array
     {
         try {
-            if (Carbon::parse($this->end)->diffInMonths(Carbon::parse($this->start)) >= 3) {
+            if (Carbon::parse($this->end)->floatDiffInMonths(Carbon::parse($this->start)) > 3) {
                 throw ValidationException::withMessages([
                     'Vous devez sélectionner une période de maximum 3 mois'
                 ]);
diff --git a/app/Http/Requests/Api/V2/GetQuestionStatsRequest.php b/app/Http/Requests/Api/V2/GetQuestionStatsRequest.php
index 9f759a1..e9d3bdb 100644
--- a/app/Http/Requests/Api/V2/GetQuestionStatsRequest.php
+++ b/app/Http/Requests/Api/V2/GetQuestionStatsRequest.php
@@ -19,7 +19,7 @@ class GetQuestionStatsRequest extends BaseApiRequest
     public function rules(): array
     {
         try {
-            if (Carbon::parse($this->end)->diffInMonths(Carbon::parse($this->start)) >= 3) {
+            if (Carbon::parse($this->end)->floatDiffInMonths(Carbon::parse($this->start)) > 3) {
                 throw ValidationException::withMessages([
                     'Vous devez sélectionner une période de maximum 3 mois'
                 ]);