diff --git a/wear/src/main/AndroidManifest.xml b/wear/src/main/AndroidManifest.xml
index ec39d3582f1b..787a1c20d666 100644
--- a/wear/src/main/AndroidManifest.xml
+++ b/wear/src/main/AndroidManifest.xml
@@ -223,7 +223,12 @@
 
         <!-- Same reading as SgvComplication, but a tap opens the menu. Used only by the ambient
              layer of the pushed Watch Face Format face, whose slots are invisible while the watch
-             is awake yet still answer taps - see CwfAmbientBgComplication. -->
+             is awake yet still answer taps - see CwfAmbientBgComplication.
+
+             The ambient sources below are HIDDEN, like the picture sources further down: the face
+             names them as default providers, so the chooser is the wrong place for them, and
+             "ambient" entries there only look like a mistake. HIDDEN stops new choices only; a
+             face that names a hidden source still binds it. -->
         <service
             android:name=".complications.CwfAmbientBgComplication"
             android:exported="true"
@@ -243,6 +248,9 @@
             <meta-data
                 android:name="android.support.wearable.complications.SAFE_WATCH_FACES"
                 android:value="${applicationId}.watchfacepush.wfs,${applicationId}.watchfacepush.cwf,${applicationId}.watchfacepush.circle" />
+            <meta-data
+                android:name="android.support.wearable.complications.HIDDEN"
+                android:value="true" />
         </service>
 
         <service
@@ -264,6 +272,9 @@
             <meta-data
                 android:name="android.support.wearable.complications.SAFE_WATCH_FACES"
                 android:value="${applicationId}.watchfacepush.wfs,${applicationId}.watchfacepush.cwf,${applicationId}.watchfacepush.circle" />
+            <meta-data
+                android:name="android.support.wearable.complications.HIDDEN"
+                android:value="true" />
         </service>
 
         <!-- Publishes the whole Custom watch face as a full-screen image, for Watch Face Format
@@ -387,7 +398,8 @@
                 android:value="${applicationId}.watchfacepush.circle" />
         </service>
 
-        <!-- The reading as text, shown inside the circle in ambient mode -->
+        <!-- The reading as text, shown inside the circle in ambient mode. HIDDEN for the same
+             reason as the Custom watchface ambient sources: the face binds it by name. -->
         <service
             android:name=".complications.circle.GlucoseCircleAmbientComplication"
             android:exported="true"
@@ -407,6 +419,9 @@
             <meta-data
                 android:name="android.support.wearable.complications.SAFE_WATCH_FACES"
                 android:value="${applicationId}.watchfacepush.circle" />
+            <meta-data
+                android:name="android.support.wearable.complications.HIDDEN"
+                android:value="true" />
         </service>
 
         <service