diff --git a/app/javascript/flavours/glitch/features/compose/components/poll_form.jsx b/app/javascript/flavours/glitch/features/compose/components/poll_form.jsx
index 7a1be4a09..e95bd74d7 100644
--- a/app/javascript/flavours/glitch/features/compose/components/poll_form.jsx
+++ b/app/javascript/flavours/glitch/features/compose/components/poll_form.jsx
@@ -164,6 +164,7 @@ class PollForm extends ImmutablePureComponent {
             <option value={43200}>{intl.formatMessage(messages.hours, { number: 12 })}</option>
             <option value={86400}>{intl.formatMessage(messages.days, { number: 1 })}</option>
             <option value={259200}>{intl.formatMessage(messages.days, { number: 3 })}</option>
+            <option value={432000}>{intl.formatMessage(messages.days, { number: 5 })}</option>
             <option value={604800}>{intl.formatMessage(messages.days, { number: 7 })}</option>
           </select>
         </div>
diff --git a/app/javascript/mastodon/features/compose/components/poll_form.jsx b/app/javascript/mastodon/features/compose/components/poll_form.jsx
index 696a78107..8228c8ef7 100644
--- a/app/javascript/mastodon/features/compose/components/poll_form.jsx
+++ b/app/javascript/mastodon/features/compose/components/poll_form.jsx
@@ -175,6 +175,7 @@ class PollForm extends ImmutablePureComponent {
             <option value={43200}>{intl.formatMessage(messages.hours, { number: 12 })}</option>
             <option value={86400}>{intl.formatMessage(messages.days, { number: 1 })}</option>
             <option value={259200}>{intl.formatMessage(messages.days, { number: 3 })}</option>
+            <option value={432000}>{intl.formatMessage(messages.days, { number: 5 })}</option>
             <option value={604800}>{intl.formatMessage(messages.days, { number: 7 })}</option>
           </select>
         </div>