diff --git a/src/main/java/eu/siacs/conversations/ui/BlockContactDialog.java b/src/main/java/eu/siacs/conversations/ui/BlockContactDialog.java
index 6276afbc..4db77cef 100644
--- a/src/main/java/eu/siacs/conversations/ui/BlockContactDialog.java
+++ b/src/main/java/eu/siacs/conversations/ui/BlockContactDialog.java
@@ -15,6 +15,7 @@ import android.widget.Toast;
 
 import eu.siacs.conversations.R;
 import eu.siacs.conversations.entities.Blockable;
+import eu.siacs.conversations.entities.Conversation;
 
 public final class BlockContactDialog {
 	public static void show(final XmppActivity xmppActivity,
@@ -37,7 +38,8 @@ public final class BlockContactDialog {
 			value = blockable.getJid().toDomainJid().toString();
 			spannable = new SpannableString(xmppActivity.getString(isBlocked ? R.string.unblock_domain_text : R.string.block_domain_text, value));
 		} else {
-			builder.setTitle(isBlocked ? R.string.action_unblock_contact : R.string.action_block_contact);
+			int resBlockAction = blockable instanceof Conversation && ((Conversation) blockable).isWithStranger() ? R.string.block_stranger : R.string.action_block_contact;
+			builder.setTitle(isBlocked ? R.string.action_unblock_contact : resBlockAction);
 			value = blockable.getJid().toBareJid().toString();
 			spannable = new SpannableString(xmppActivity.getString(isBlocked ? R.string.unblock_contact_text : R.string.block_contact_text, value));
 		}
diff --git a/src/main/java/eu/siacs/conversations/ui/ConversationFragment.java b/src/main/java/eu/siacs/conversations/ui/ConversationFragment.java
index 6a2af209..89f21090 100644
--- a/src/main/java/eu/siacs/conversations/ui/ConversationFragment.java
+++ b/src/main/java/eu/siacs/conversations/ui/ConversationFragment.java
@@ -37,6 +37,7 @@ import android.widget.AdapterView.AdapterContextMenuInfo;
 import android.widget.EditText;
 import android.widget.ImageButton;
 import android.widget.ListView;
+import android.widget.PopupMenu;
 import android.widget.RelativeLayout;
 import android.widget.TextView;
 import android.widget.TextView.OnEditorActionListener;
@@ -53,6 +54,7 @@ import java.util.concurrent.atomic.AtomicBoolean;
 import eu.siacs.conversations.Config;
 import eu.siacs.conversations.R;
 import eu.siacs.conversations.entities.Account;
+import eu.siacs.conversations.entities.Blockable;
 import eu.siacs.conversations.entities.Contact;
 import eu.siacs.conversations.entities.Conversation;
 import eu.siacs.conversations.entities.DownloadableFile;
@@ -957,8 +959,30 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
 
 	private OnClickListener mBlockClickListener = new OnClickListener() {
 		@Override
-		public void onClick(final View v) {
-			BlockContactDialog.show(activity, conversation);
+		public void onClick(final View view) {
+			final Jid jid = conversation.getJid();
+			if (jid.isDomainJid()) {
+				BlockContactDialog.show(activity, conversation);
+			} else {
+				PopupMenu popupMenu = new PopupMenu(activity, view);
+				popupMenu.inflate(R.menu.block);
+				popupMenu.setOnMenuItemClickListener(new PopupMenu.OnMenuItemClickListener() {
+					@Override
+					public boolean onMenuItemClick(MenuItem menuItem) {
+						Blockable blockable;
+						switch (menuItem.getItemId()) {
+							case R.id.block_domain:
+								blockable = conversation.getAccount().getRoster().getContact(jid.toDomainJid());
+								break;
+							default:
+								blockable = conversation;
+						}
+						BlockContactDialog.show(activity, blockable);
+						return true;
+					}
+				});
+				popupMenu.show();
+			}
 		}
 	};
 
diff --git a/src/main/res/menu/block.xml b/src/main/res/menu/block.xml
new file mode 100644
index 00000000..1256f714
--- /dev/null
+++ b/src/main/res/menu/block.xml
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<menu xmlns:android="http://schemas.android.com/apk/res/android">
+    <item
+        android:id="@+id/block_domain"
+        android:title="@string/block_entire_domain" />
+    <item
+        android:id="@+id/block_contact"
+        android:title="@string/block_stranger" />
+</menu>
\ No newline at end of file
diff --git a/src/main/res/values/strings.xml b/src/main/res/values/strings.xml
index b4544328..ac9f7f71 100644
--- a/src/main/res/values/strings.xml
+++ b/src/main/res/values/strings.xml
@@ -741,4 +741,6 @@
 	<string name="pref_notifications_from_strangers">Notifications from strangers</string>
 	<string name="pref_notifications_from_strangers_summary">Notify for messages received from strangers.</string>
 	<string name="received_message_from_stranger">Received message from stranger</string>
+	<string name="block_stranger">Block stranger</string>
+	<string name="block_entire_domain">Block entire domain</string>
 </resources>