diff --git a/copanier/__init__.py b/copanier/__init__.py
index 990bc2b..1abb7d6 100644
--- a/copanier/__init__.py
+++ b/copanier/__init__.py
@@ -346,9 +346,13 @@ async def place_order(request, response, id):
         response.redirect = f"/livraison/{delivery.id}"
     else:
         order = delivery.orders.get(email) or Order()
+        force_adjustment = "adjust" in request.query and user and user.is_staff
         response.html(
             "place_order.html",
-            {"delivery": delivery, "person": Person(email=email), "order": order},
+            delivery=delivery,
+            person=Person(email=email),
+            order=order,
+            force_adjustment=force_adjustment,
         )
 
 
diff --git a/copanier/static/app.css b/copanier/static/app.css
index 4c86438..f6b2463 100644
--- a/copanier/static/app.css
+++ b/copanier/static/app.css
@@ -181,7 +181,8 @@ input[type=submit] {
   cursor: pointer;
 }
 input[type=submit],
-input[type=submit] + a.button {
+input[type=submit] + a.button,
+a.button + a.button {
   margin-top: 5px;
 }
 
diff --git a/copanier/templates/place_order.html b/copanier/templates/place_order.html
index 8c0d84c..1f7dea7 100644
--- a/copanier/templates/place_order.html
+++ b/copanier/templates/place_order.html
@@ -14,7 +14,7 @@
                 <th class="packing">Conditionnement</th>
             {% endif %}
             <th class="amount">Commande</th>
-            {% if delivery.status == delivery.ADJUSTMENT or order.has_adjustments %}<th class="amount">Ajustement +/−</th>{% endif %}
+            {% if delivery.status == delivery.ADJUSTMENT or order.has_adjustments or force_adjustment %}<th class="amount">Ajustement +/−</th>{% endif %}
         </tr>
         </thead>
         <tbody>
@@ -32,8 +32,8 @@
                 <td{% if delivery.status == delivery.ADJUSTMENT and delivery.product_missing(product) %} class="missing" title="Les commandes individuelles ne correspondent pas aux conditionnements"{% endif %}>{{ product.packing or "—" }}{% if delivery.status == delivery.ADJUSTMENT and delivery.product_missing(product) %} (−{{ delivery.product_missing(product) }}){% endif %}</td>
             {% endif %}
             <td class="with-input"><input {% if delivery.status != delivery.OPEN %}type="text" readonly{% else%}type="number"{% endif%} min=0 name="wanted:{{ product.ref }}" value="{{ order[product].wanted }}"></td>
-            {% if delivery.status == delivery.ADJUSTMENT or order.has_adjustments %}
-            <td class="with-input"><input type="number" name="adjustment:{{ product.ref }}" value="{{ order[product].adjustment }}" {% if not delivery.product_missing(product) %}readonly{% endif %}></td>
+            {% if delivery.status == delivery.ADJUSTMENT or order.has_adjustments or force_adjustment %}
+            <td class="with-input"><input type="number" name="adjustment:{{ product.ref }}" value="{{ order[product].adjustment }}" {% if not (delivery.product_missing(product) or  force_adjustment) %}readonly{% endif %}></td>
             {% endif %}
         </tr>
         {% endfor %}
@@ -48,6 +48,9 @@
     <input type="submit" value="Enregistrer la commande" class="primary">
     {% endif %}
     <a class="button" href="/livraison/{{ delivery.id }}/courriel?email={{ person.email }}">Envoyer par courriel</a>
+    {% if request.user.is_staff and delivery.status == delivery.CLOSED %}
+    <a class="button danger" href="/livraison/{{ delivery.id }}/commander?email={{ person.email }}&adjust">Ajuster</a>
+    {% endif %}
 </form>
 </article>
 {% endblock body %}
diff --git a/tests/test_views.py b/tests/test_views.py
index 7604b33..d6c5f3b 100644
--- a/tests/test_views.py
+++ b/tests/test_views.py
@@ -154,6 +154,21 @@ async def test_get_place_order_with_closed_delivery_but_adjustments(client, deli
     assert doc('[name="adjustment:123"]')
 
 
+async def test_get_place_order_with_closed_delivery_but_force(client, delivery):
+    delivery.order_before = datetime.now() - timedelta(days=1)
+    delivery.orders["foo@bar.org"] = Order(products={"123": ProductOrder(wanted=1)})
+    delivery.persist()
+    assert delivery.status == delivery.CLOSED
+    resp = await client.get(f"/livraison/{delivery.id}/commander")
+    doc = pq(resp.body)
+    assert doc('[name="wanted:123"]').attr("readonly") is not None
+    assert not doc('[name="adjustment:123"]')
+    resp = await client.get(f"/livraison/{delivery.id}/commander?adjust")
+    doc = pq(resp.body)
+    assert doc('[name="wanted:123"]').attr("readonly") is not None
+    assert doc('[name="adjustment:123"]')
+
+
 async def test_cannot_place_order_on_closed_delivery(client, delivery, monkeypatch):
     monkeypatch.setattr("copanier.config.STAFF", ["someone@else.org"])
     delivery.order_before = datetime.now() - timedelta(days=1)