diff --git a/CHANGELOG.md b/CHANGELOG.md
index f69067d3..f5217848 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -20,6 +20,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 ### Added
 - Added reason field for registration when approval is required
+- Added option to mark posts as sensitive by default
 
 ## [2.2.3] - 2021-01-18
 ### Added
diff --git a/src/components/post_status_form/post_status_form.js b/src/components/post_status_form/post_status_form.js
index 4148381c..e540654b 100644
--- a/src/components/post_status_form/post_status_form.js
+++ b/src/components/post_status_form/post_status_form.js
@@ -115,7 +115,7 @@ const PostStatusForm = {
       ? this.copyMessageScope
       : this.$store.state.users.currentUser.default_scope
 
-    const { postContentType: contentType } = this.$store.getters.mergedConfig
+    const { postContentType: contentType, sensitiveByDefault } = this.$store.getters.mergedConfig
 
     return {
       dropFiles: [],
@@ -126,7 +126,7 @@ const PostStatusForm = {
       newStatus: {
         spoilerText: this.subject || '',
         status: statusText,
-        nsfw: false,
+        nsfw: !!sensitiveByDefault,
         files: [],
         poll: {},
         mediaDescriptions: {},
diff --git a/src/components/settings_modal/tabs/general_tab.vue b/src/components/settings_modal/tabs/general_tab.vue
index f93f4ea0..9228c78e 100644
--- a/src/components/settings_modal/tabs/general_tab.vue
+++ b/src/components/settings_modal/tabs/general_tab.vue
@@ -144,7 +144,12 @@
         </li>
         <li>
           <BooleanSetting path="minimalScopesMode">
-            {{ $t('settings.minimal_scopes_mode') }} {{ minimalScopesModeDefaultValue }}
+            {{ $t('settings.minimal_scopes_mode') }}
+          </BooleanSetting>
+        </li>
+        <li>
+          <BooleanSetting path="sensitiveByDefault">
+            {{ $t('settings.sensitive_by_default') }}
           </BooleanSetting>
         </li>
         <li>
diff --git a/src/i18n/en.json b/src/i18n/en.json
index 0e069785..e6acda9c 100644
--- a/src/i18n/en.json
+++ b/src/i18n/en.json
@@ -429,6 +429,7 @@
     "subject_line_mastodon": "Like mastodon: copy as is",
     "subject_line_noop": "Do not copy",
     "post_status_content_type": "Post status content type",
+    "sensitive_by_default": "Mark posts as sensitive by default",
     "stop_gifs": "Play-on-hover GIFs",
     "streaming": "Enable automatic streaming of new posts when scrolled to the top",
     "user_mutes": "Users",
diff --git a/src/modules/config.js b/src/modules/config.js
index f992519e..eca58c12 100644
--- a/src/modules/config.js
+++ b/src/modules/config.js
@@ -67,7 +67,8 @@ export const defaultState = {
   greentext: undefined, // instance default
   hidePostStats: undefined, // instance default
   hideUserStats: undefined, // instance default
-  virtualScrolling: undefined // instance default
+  virtualScrolling: undefined, // instance default
+  sensitiveByDefault: undefined // instance default
 }
 
 // caching the instance default properties
diff --git a/src/modules/instance.js b/src/modules/instance.js
index 411b1caa..96de73ca 100644
--- a/src/modules/instance.js
+++ b/src/modules/instance.js
@@ -43,6 +43,7 @@ const defaultState = {
   subjectLineBehavior: 'email',
   theme: 'pleroma-dark',
   virtualScrolling: true,
+  sensitiveByDefault: false,
 
   // Nasty stuff
   customEmoji: [],