diff --git a/android/app/src/main/AndroidManifest.xml b/android/app/src/main/AndroidManifest.xml
index 67f4e408..1ec6dad8 100644
--- a/android/app/src/main/AndroidManifest.xml
+++ b/android/app/src/main/AndroidManifest.xml
@@ -22,9 +22,14 @@
         android:usesCleartextTraffic="true"
         tools:targetApi="34">
 
+        <!-- Portrait-locked until a tablet/landscape layout exists.
+             Current Compose screens are sized for phone-portrait;
+             landscape just stretches the column awkwardly. Revisit
+             this when a dedicated tablet layout lands. -->
         <activity
             android:name=".MainActivity"
             android:exported="true"
+            android:screenOrientation="portrait"
             android:theme="@style/Theme.Minstrel">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />