diff --git a/addons/auth_signup/views/auth_signup_login.xml b/addons/auth_signup/views/auth_signup_login.xml
index a8efc4b3cc1..b06271b2fcd 100644
--- a/addons/auth_signup/views/auth_signup_login.xml
+++ b/addons/auth_signup/views/auth_signup_login.xml
@@ -13,7 +13,7 @@
             <div class="form-group field-login">
                 <label for="login" class="control-label">Your Email</label>
                 <input type="text" name="login" t-att-value="login" id="login" class="form-control" autofocus="autofocus"
-                    required="required" t-att-readonly="'readonly' if only_passwords else None"/>
+                    autocapitalize="off" required="required" t-att-readonly="'readonly' if only_passwords else None"/>
             </div>
 
             <div class="form-group field-name">
@@ -80,7 +80,7 @@
                         <div class="form-group field-login">
                             <label for="login" class="control-label">Your Email</label>
                             <input type="text" name="login" t-att-value="login" id="login" class="form-control"
-                                autofocus="autofocus" required="required"/>
+                                autofocus="autofocus" required="required" autocapitalize="off"/>
                         </div>
                     </t>
 
diff --git a/addons/web/views/webclient_templates.xml b/addons/web/views/webclient_templates.xml
index f0e455e95ce..445729fdc46 100644
--- a/addons/web/views/webclient_templates.xml
+++ b/addons/web/views/webclient_templates.xml
@@ -217,7 +217,7 @@
 
                     <div class="form-group field-login">
                         <label for="login" class="control-label">Email</label>
-                        <input type="text" name="login" t-att-value="login" id="login" class="form-control" required="required" autofocus="autofocus"/>
+                        <input type="text" name="login" t-att-value="login" id="login" class="form-control" required="required" autofocus="autofocus" autocapitalize="off"/>
                     </div>
 
                     <div class="form-group field-password">