diff --git a/app/javascript/flavours/glitch/features/composer/index.js b/app/javascript/flavours/glitch/features/composer/index.js
index a8f5a5c3c..eb0bc867b 100644
--- a/app/javascript/flavours/glitch/features/composer/index.js
+++ b/app/javascript/flavours/glitch/features/composer/index.js
@@ -30,6 +30,7 @@ import {
   closeModal,
   openModal,
 } from 'flavours/glitch/actions/modal';
+import { changeLocalSetting } from 'flavours/glitch/actions/local_settings';
 
 //  Components.
 import ComposerOptions from './options';
@@ -165,6 +166,8 @@ const mapDispatchToProps = (dispatch, { intl }) => ({
       message: intl.formatMessage(messages.missingDescriptionMessage),
       confirm: intl.formatMessage(messages.missingDescriptionConfirm),
       onConfirm: () => dispatch(submitCompose(routerHistory)),
+      onDoNotAsk: () => dispatch(changeLocalSetting(['confirm_missing_media_description'], false)),
+      onConfirm: () => dispatch(submitCompose()),
     }));
   },
   onSubmit(routerHistory) {
diff --git a/app/javascript/flavours/glitch/features/ui/components/confirmation_modal.js b/app/javascript/flavours/glitch/features/ui/components/confirmation_modal.js
index d4d1e587e..07281f818 100644
--- a/app/javascript/flavours/glitch/features/ui/components/confirmation_modal.js
+++ b/app/javascript/flavours/glitch/features/ui/components/confirmation_modal.js
@@ -11,6 +11,7 @@ export default class ConfirmationModal extends React.PureComponent {
     confirm: PropTypes.string.isRequired,
     onClose: PropTypes.func.isRequired,
     onConfirm: PropTypes.func.isRequired,
+    onDoNotAsk: PropTypes.func,
     intl: PropTypes.object.isRequired,
   };
 
@@ -21,6 +22,9 @@ export default class ConfirmationModal extends React.PureComponent {
   handleClick = () => {
     this.props.onClose();
     this.props.onConfirm();
+    if (this.props.onDoNotAsk && this.doNotAskCheckbox.checked) {
+      this.props.onDoNotAsk();
+    }
   }
 
   handleCancel = () => {
@@ -31,8 +35,12 @@ export default class ConfirmationModal extends React.PureComponent {
     this.button = c;
   }
 
+  setDoNotAskRef = (c) => {
+    this.doNotAskCheckbox = c;
+  }
+
   render () {
-    const { message, confirm } = this.props;
+    const { message, confirm, onDoNotAsk } = this.props;
 
     return (
       <div className='modal-root__modal confirmation-modal'>
@@ -40,11 +48,21 @@ export default class ConfirmationModal extends React.PureComponent {
           {message}
         </div>
 
-        <div className='confirmation-modal__action-bar'>
-          <Button onClick={this.handleCancel} className='confirmation-modal__cancel-button'>
-            <FormattedMessage id='confirmation_modal.cancel' defaultMessage='Cancel' />
-          </Button>
-          <Button text={confirm} onClick={this.handleClick} ref={this.setRef} />
+        <div>
+          { onDoNotAsk && (
+            <div className='confirmation-modal__do_not_ask_again'>
+              <input type='checkbox' id='confirmation-modal__do_not_ask_again-checkbox' ref={this.setDoNotAskRef} />
+              <label for='confirmation-modal__do_not_ask_again-checkbox'>
+                <FormattedMessage id='confirmation_modal.do_not_ask_again' defaultMessage='Do not ask for confirmation again' />
+              </label>
+            </div>
+          )}
+          <div className='confirmation-modal__action-bar'>
+            <Button onClick={this.handleCancel} className='confirmation-modal__cancel-button'>
+              <FormattedMessage id='confirmation_modal.cancel' defaultMessage='Cancel' />
+            </Button>
+            <Button text={confirm} onClick={this.handleClick} ref={this.setRef} />
+          </div>
         </div>
       </div>
     );
diff --git a/app/javascript/flavours/glitch/styles/components/modal.scss b/app/javascript/flavours/glitch/styles/components/modal.scss
index 1bfedc383..dc26ca3b5 100644
--- a/app/javascript/flavours/glitch/styles/components/modal.scss
+++ b/app/javascript/flavours/glitch/styles/components/modal.scss
@@ -686,6 +686,18 @@
   }
 }
 
+.confirmation-modal__do_not_ask_again {
+  padding-left: 20px;
+  padding-right: 20px;
+  padding-bottom: 10px;
+
+  font-size: 14px;
+
+  label, input {
+    vertical-align: middle;
+  }
+}
+
 .confirmation-modal__container,
 .mute-modal__container,
 .report-modal__target {