diff --git a/app/src/main/java/eu/faircode/email/FragmentCompose.java b/app/src/main/java/eu/faircode/email/FragmentCompose.java
index 6e97f016e4..7ac1af7f86 100644
--- a/app/src/main/java/eu/faircode/email/FragmentCompose.java
+++ b/app/src/main/java/eu/faircode/email/FragmentCompose.java
@@ -4795,6 +4795,9 @@ public class FragmentCompose extends FragmentBase {
                                     }
                             }
 
+                            if (EntityMessage.DSN_HARD_BOUNCE.equals(draft.dsn))
+                                args.putBoolean("remind_dsn", true);
+
                             // Check size
                             if (identity != null && identity.max_size != null) {
                                 Properties props = MessageHelper.getSessionProperties();
@@ -4815,7 +4818,6 @@ public class FragmentCompose extends FragmentBase {
                                     args.putLong("max_size", identity.max_size);
                                 }
                             }
-
                         } else {
                             int mid;
                             if (action == R.id.action_undo)
@@ -5011,6 +5013,7 @@ public class FragmentCompose extends FragmentBase {
                 boolean remind_subject = args.getBoolean("remind_subject", false);
                 boolean remind_text = args.getBoolean("remind_text", false);
                 boolean remind_attachment = args.getBoolean("remind_attachment", false);
+                boolean remind_dsn = args.getBoolean("remind_dsn", false);
                 boolean remind_size = args.getBoolean("remind_size", false);
                 boolean formatted = args.getBoolean("formatted", false);
 
@@ -5018,7 +5021,7 @@ public class FragmentCompose extends FragmentBase {
                         (draft.cc == null ? 0 : draft.cc.length) +
                         (draft.bcc == null ? 0 : draft.bcc.length);
                 if (send_dialog || force_dialog ||
-                        address_error != null || mx_error != null || recipients > RECIPIENTS_WARNING || remind_size ||
+                        address_error != null || mx_error != null || recipients > RECIPIENTS_WARNING || remind_dsn || remind_size ||
                         (formatted && (draft.plain_only != null && draft.plain_only)) ||
                         (send_reminders &&
                                 (remind_to || remind_extra || remind_pgp || remind_subject || remind_text || remind_attachment))) {
@@ -5637,13 +5640,14 @@ public class FragmentCompose extends FragmentBase {
             long id = args.getLong("id");
             String address_error = args.getString("address_error");
             String mx_error = args.getString("mx_error");
+            final boolean remind_dsn = args.getBoolean("remind_dsn", false);
+            final boolean remind_size = args.getBoolean("remind_size", false);
             final boolean remind_to = args.getBoolean("remind_to", false);
             final boolean remind_extra = args.getBoolean("remind_extra", false);
             final boolean remind_pgp = args.getBoolean("remind_pgp", false);
             final boolean remind_subject = args.getBoolean("remind_subject", false);
             final boolean remind_text = args.getBoolean("remind_text", false);
             final boolean remind_attachment = args.getBoolean("remind_attachment", false);
-            final boolean remind_size = args.getBoolean("remind_size", false);
             final boolean formatted = args.getBoolean("formatted", false);
             final long size = args.getLong("size", -1);
             final long max_size = args.getLong("max_size", -1);
@@ -5660,6 +5664,7 @@ public class FragmentCompose extends FragmentBase {
 
             final ViewGroup dview = (ViewGroup) LayoutInflater.from(getContext()).inflate(R.layout.dialog_send, null);
             final TextView tvAddressError = dview.findViewById(R.id.tvAddressError);
+            final TextView tvRemindDsn = dview.findViewById(R.id.tvRemindDsn);
             final TextView tvRemindSize = dview.findViewById(R.id.tvRemindSize);
             final TextView tvRemindTo = dview.findViewById(R.id.tvRemindTo);
             final TextView tvRemindExtra = dview.findViewById(R.id.tvRemindExtra);
@@ -5688,6 +5693,8 @@ public class FragmentCompose extends FragmentBase {
             tvAddressError.setText(address_error == null ? mx_error : address_error);
             tvAddressError.setVisibility(address_error == null && mx_error == null ? View.GONE : View.VISIBLE);
 
+            tvRemindDsn.setVisibility(remind_dsn ? View.VISIBLE : View.GONE);
+
             tvRemindSize.setText(getString(R.string.title_size_reminder,
                     Helper.humanReadableByteCount(size),
                     Helper.humanReadableByteCount(max_size)));
diff --git a/app/src/main/res/layout/dialog_send.xml b/app/src/main/res/layout/dialog_send.xml
index ee80e0f9c7..459511e527 100644
--- a/app/src/main/res/layout/dialog_send.xml
+++ b/app/src/main/res/layout/dialog_send.xml
@@ -32,6 +32,18 @@
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toBottomOf="@id/tvMessage" />
 
+        <eu.faircode.email.FixedTextView
+            android:id="@+id/tvRemindDsn"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="12dp"
+            android:text="@string/title_dsn_reminder"
+            android:textAppearance="@style/TextAppearance.AppCompat.Medium"
+            android:textColor="?attr/colorError"
+            android:textStyle="bold"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@id/tvAddressError" />
+
         <eu.faircode.email.FixedTextView
             android:id="@+id/tvRemindSize"
             android:layout_width="wrap_content"
@@ -42,7 +54,7 @@
             android:textColor="?attr/colorError"
             android:textStyle="bold"
             app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toBottomOf="@id/tvAddressError" />
+            app:layout_constraintTop_toBottomOf="@id/tvRemindDsn" />
 
         <eu.faircode.email.FixedTextView
             android:id="@+id/tvRemindTo"
@@ -52,7 +64,6 @@
             android:text="@string/title_to_missing"
             android:textAppearance="@style/TextAppearance.AppCompat.Medium"
             android:textColor="?attr/colorWarning"
-            android:textStyle="bold"
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toBottomOf="@id/tvRemindSize" />
 
@@ -220,7 +231,6 @@
             android:id="@+id/tvEncrypt"
             android:layout_width="0dp"
             android:layout_height="wrap_content"
-
             android:layout_marginTop="12dp"
             android:layout_marginEnd="12dp"
             android:text="@string/title_send_encryption"
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index adea2f7212..2db7aec7af 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -1049,6 +1049,7 @@
     <string name="title_attachment_keywords">attached,attachment,attachments,included</string>
     <string name="title_attachment_reminder">Did you intend to add an attachment?</string>
     <string name="title_plain_reminder">All formatting will be lost</string>
+    <string name="title_dsn_reminder">Hard bounces damage the email reputation of the recipient!</string>
     <string name="title_size_reminder">Message (%1$s) larger than server limit (%2$s)</string>
     <string name="title_attachments_missing">Not all attachments have been downloaded</string>
     <string name="title_dialog_hint">This dialog can be enabled again via the three-dots menu in the top action bar</string>