diff --git a/app/Http/Controllers/Api/v1/CustomerController.php b/app/Http/Controllers/Api/v1/CustomerController.php
index f23c039..cfbb6f6 100644
--- a/app/Http/Controllers/Api/v1/CustomerController.php
+++ b/app/Http/Controllers/Api/v1/CustomerController.php
@@ -164,26 +164,61 @@ class CustomerController extends Controller
         if (isset($request->lastname))
             $customerInfos->lastname = filter_var($request->lastname, FILTER_SANITIZE_STRING);
 
-        if (isset($request->birth_date))
-            $customerInfos->birth_date = filter_var($request->birth_date, FILTER_SANITIZE_STRING);
+        if (isset($request->birth_date)) {
+            if (!empty($request->birth_date)){
+                $customerInfos->birth_date = filter_var($request->birth_date, FILTER_SANITIZE_STRING);
+            }else{
+                $customerInfos->birth_date = null;
+            }
+        }
 
-        if (isset($request->address))
-            $customerInfos->address = filter_var($request->address, FILTER_SANITIZE_STRING);
+        if (isset($request->address)) {
+            if (!empty($request->address)){
+                $customerInfos->address = filter_var($request->address, FILTER_SANITIZE_STRING);
+            }else{
+                $customerInfos->address = null;
+            }
+        }
 
-        if (isset($request->address2))
-            $customerInfos->address2 = filter_var($request->address2, FILTER_SANITIZE_STRING);
+        if (isset($request->address2)) {
+            if (!empty($request->address2)){
+                $customerInfos->address2 = filter_var($request->address2, FILTER_SANITIZE_STRING);
+            }else{
+                $customerInfos->address2 = null;
+            }
+        }
 
-        if (isset($request->phone))
-            $customerInfos->phone = filter_var($request->phone, FILTER_SANITIZE_STRING);
+        if (isset($request->phone)) {
+            if (!empty($request->phone)){
+                $customerInfos->phone = filter_var($request->phone, FILTER_SANITIZE_STRING);
+            }else{
+                $customerInfos->phone = null;
+            }
+        }
 
-        if (isset($request->country))
-            $customerInfos->country = filter_var($request->country, FILTER_SANITIZE_STRING);
+        if (isset($request->country)) {
+            if (!empty($request->country)){
+                $customerInfos->country = filter_var($request->country, FILTER_SANITIZE_STRING);
+            }else{
+                $customerInfos->country = null;
+            }
+        }
 
-        if (isset($request->city))
-            $customerInfos->city = filter_var($request->city, FILTER_SANITIZE_STRING);
+        if (isset($request->city)) {
+            if (!empty($request->city)){
+                $customerInfos->city = filter_var($request->city, FILTER_SANITIZE_STRING);
+            }else{
+                $customerInfos->city = null;
+            }
+        }
 
-        if (isset($request->postcode))
-            $customerInfos->postcode = filter_var($request->postcode, FILTER_SANITIZE_STRING);
+        if (isset($request->postcode)) {
+            if (!empty($request->postcode)){
+                $customerInfos->postcode = filter_var($request->postcode, FILTER_SANITIZE_STRING);
+            }else{
+                $customerInfos->postcode = null;
+            }
+        }
 
         if (isset($request->opt_in)) {
             $optIn = filter_var($request->opt_in, FILTER_SANITIZE_STRING);