diff --git a/src/Controller/ContributionController.php b/src/Controller/ContributionController.php
index 41d727a..86a36f2 100644
--- a/src/Controller/ContributionController.php
+++ b/src/Controller/ContributionController.php
@@ -151,6 +151,27 @@ public function payContribution(Request $request, MollieApiClient $mollieApiClie
         return $this->redirect($molliePayment->getCheckoutUrl(), 303);
     }
 
+    /**
+     * @Route("/contributie-aanpassen", name="member_contribution_change_amount")
+     */
+    public function changeContributionAmount(Request $request, MollieApiClient $mollieApiClient, bool $automaticCollection = false): Response
+    {
+        $member = $this->getUser();
+
+        $mollieCustomerId = $member->getMollieCustomerId();
+        $contributionAmount = $member->getContributionPerPeriodInEuros();
+        $subscriptionId = $member->getMollieSubscriptionId();
+        // update subscription amount
+        $updatedSubscription = $mollieApiClient->subscriptions->update($mollieCustomerId, $subscriptionId, [
+            'amount' => [
+                'currency' => 'EUR',
+                'value' => number_format($contributionAmount, 2, '.', '')
+            ]
+        ]);
+
+        return $this->redirectToRoute('member_details');
+    }
+
     /**
      * @Route("/api/webhook/mollie-contribution", name="member_contribution_mollie_webhook")
      */
@@ -229,6 +250,38 @@ public function automaticCollection(Request $request, LoggerInterface $logger):
         ]);
     }
 
+    /**
+     * @Route("/automatische-incasso-aanpassen", name="member_contribution_automatic_collection_change_amount")
+     */
+    public function automaticCollectionChangeAmount(Request $request, LoggerInterface $logger): Response
+    {
+        $projectRoot = $this->getParameter('kernel.project_dir');
+        $org_config = Yaml::parseFile($projectRoot . '/config/instances/' . $this->getParameter('app.organizationID') . '.yaml');
+
+        $form = $this->createForm(ContributionIncomeType::class, null, [
+            'contribution' => $org_config['contribution']
+        ]);
+
+        $form->handleRequest($request);
+        if ($form->isSubmitted() && $form->isValid()) {
+            $em = $this->getDoctrine()->getManager();
+            $member = $this->getUser();
+            $member->setContributionPerPeriodInCents($form->getData());
+            $member->setContributionPeriod(Member::PERIOD_QUARTERLY);
+            $em->flush();
+
+            return $this->redirectToRoute('member_contribution_change_amount');
+        }
+
+        return $this->render('user/contribution/automatic-collection-change.html.twig', [
+            'success' => false,
+            'form' => $form->createView(),
+            'contribution' => $org_config['contribution'],
+            // The user is currently setting up contribution, so setting this false disables the contribution nagbar
+            'contributionEnabled' => false,
+        ]);
+    }
+
     /**
      * @Route("/automatische-incasso/inschakelen", name="member_contribution_automatic_collection_enable")
      */
diff --git a/templates/user/contribution/automatic-collection-change.html.twig b/templates/user/contribution/automatic-collection-change.html.twig
new file mode 100644
index 0000000..497490a
--- /dev/null
+++ b/templates/user/contribution/automatic-collection-change.html.twig
@@ -0,0 +1,91 @@
+{% extends 'user/layout/members.html.twig' %}
+
+{% block scripts %}
+    {{ parent() }}
+    <script>
+        function updateContribution() {
+            let other = document.querySelector('.other-amount');
+            if (document.querySelector('.choice :checked').value !== 0) {
+                other.value = '';
+            }
+        }
+        function updateOtherAmount() {
+            let other = document.querySelector('.other-amount');
+            if (other.value != '')
+            {
+                document.querySelector('.choice [value="0"]').checked = true;
+            }
+        }
+        document.addEventListener('change', e => {
+            if (e.target.closest) {
+                if (e.target.closest('.other-amount')) {
+                    updateOtherAmount();
+                } else if (e.target.closest('.choices')) {
+                    updateContribution();
+                }
+            }
+        })
+    </script>
+{% endblock %}
+
+{% block content %}
+    <div class="main-content">
+        <h1>Automatische incasso</h1>
+        <p>
+            Contributie zal elk kwartaal automatisch van je rekening afgeschreven worden via automatisch incasso.
+            Hoeveel je hierbij betaalt hangt af van je inkomen.
+        </p>
+
+        {% if contribution.tiers|length > 2 %}
+        <table class="table">
+            <thead>
+                <tr>
+                    <th>Maandinkomen</th>
+                    <th>Contributie</th>
+                </tr>
+            </thead>
+            <tbody>
+                {% for tier in contribution.tiers %}
+                    {% if tier.amount is not same as(null) %}
+                    <tr>
+                        <td>{{ tier.description }}</td>
+                        <td>€{{ (tier.amount / 100)|number_format(2, ',') }} per kwartaal (€{{ (tier.amount / 100 / 3)|number_format(2, ',') }} per maand)</td>
+                    </tr>
+                    {% endif %}
+                {% endfor %}
+            </tbody>
+        </table>
+        {% endif %}
+
+        {% if form.vars.submitted and not form.vars.valid %}
+            <div class="error">
+                {{ form_errors(form) }}
+            </div>
+        {% endif %}
+
+        <p>
+            Selecteer wat er voor jou van toepassing is:
+        </p>
+        {{ form_start(form, { attr: { class: 'incomes' }}) }}
+            {{ form_row(form._token) }}
+
+            <div class="choices">
+                {% for option in form.contributionAmount %}
+                    <div class="choice">
+                        {{ form_widget(option) }}
+                        <div class="choice-text">
+                            {{ form_label(option, null, { required: false }) }}
+                            {% if option.vars.value == 0 %}
+                                <br />
+                                {{ form_widget(form.otherAmount, { attr: { class: 'other-amount' } }) }} per kwartaal
+                            {% endif %}
+                        </div>
+                    </div>
+                {% endfor %}
+            </div>
+
+            <button type="submit" class="button submit-button">Incasso bedrag aanpassen</button>
+            {{ form_end(form, {render_rest: false}) }}
+
+    </div>
+{% endblock %}
diff --git a/templates/user/contribution/automatic-collection.html.twig b/templates/user/contribution/automatic-collection.html.twig
index 2bc83a6..7f33d27 100644
--- a/templates/user/contribution/automatic-collection.html.twig
+++ b/templates/user/contribution/automatic-collection.html.twig
@@ -42,6 +42,7 @@
 
             <a href="{{ url('member_contribution_automatic_collection_disable') }}" class="button">Automatische incasso stopzetten</a>
             <a href="{{ url('member_contribution_preferences_change_bank_account') }}" class="button">Instellen met andere bankrekening</a>
+            <a href="{{ url('member_contribution_automatic_collection_change_amount') }}" class="button">Incasso bedrag aanpassen</a>
         {% else %}
             <p>
                 Contributie zal elk kwartaal automatisch van je rekening afgeschreven worden via automatisch incasso.
diff --git a/templates/user/details.html.twig b/templates/user/details.html.twig
index e6d207e..ece9c9f 100644
--- a/templates/user/details.html.twig
+++ b/templates/user/details.html.twig
@@ -112,6 +112,7 @@
 
                 <a class="action-link" href="{{ url('member_contribution_automatic_collection') }}">Automatische incasso stopzetten</a>
                 <a class="action-link" href="{{ url('member_contribution_preferences_change_bank_account') }}" class="button">Instellen met andere bankrekening</a>
+                <a class="action-link" href="{{ url('member_contribution_automatic_collection_change_amount') }}">Incasso bedrag aanpassen</a>
             {% else %}
                 {% if app.user.contributionCompleted(date()) %}
                     <p>