diff --git a/lib/backend/api_requests/api_calls.dart b/lib/backend/api_requests/api_calls.dart
index f5e918a7..dd576740 100644
--- a/lib/backend/api_requests/api_calls.dart
+++ b/lib/backend/api_requests/api_calls.dart
@@ -603,7 +603,7 @@ class LoginCall {
         'Content-Type': 'application/x-www-form-urlencoded',
       },
       params: {
-        'email': email,
+        'email': email.toLowerCase(),
         'password': password,
         'uuid': devUUID,
         'token': token,
@@ -642,7 +642,7 @@ class RegisterCall {
       },
       params: {
         'name': name,
-        'email': email,
+        'email': email.toLowerCase(),
         'password': password,
         'token': token,
         'uuid': uuid,