diff --git a/src/com/android/settings/network/telephony/WifiCallingPreferenceController.java b/src/com/android/settings/network/telephony/WifiCallingPreferenceController.java
index 48fb710..ec9a841 100644
--- a/src/com/android/settings/network/telephony/WifiCallingPreferenceController.java
+++ b/src/com/android/settings/network/telephony/WifiCallingPreferenceController.java
@@ -72,7 +72,7 @@
                 && MobileNetworkUtils.isWifiCallingEnabled(mContext,
                 SubscriptionManager.getPhoneId(mSubId))
                 ? AVAILABLE
-                : CONDITIONALLY_UNAVAILABLE;
+                : UNSUPPORTED_ON_DEVICE;
     }
 
     @Override
diff --git a/tests/robotests/src/com/android/settings/network/telephony/WifiCallingPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/network/telephony/WifiCallingPreferenceControllerTest.java
index 452e9b1..c0b1dab 100644
--- a/tests/robotests/src/com/android/settings/network/telephony/WifiCallingPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/network/telephony/WifiCallingPreferenceControllerTest.java
@@ -32,6 +32,7 @@
 
 import com.android.ims.ImsConfig;
 import com.android.ims.ImsManager;
+import com.android.settings.core.BasePreferenceController;
 
 import org.junit.Before;
 import org.junit.Test;
@@ -109,4 +110,12 @@
 
         assertThat(mPreferenceCategory.isVisible()).isFalse();
     }
+
+    @Test
+    public void getAvailabilityStatus_noWiFiCalling_shouldReturnUnsupported() {
+        mController.init(SubscriptionManager.INVALID_SUBSCRIPTION_ID);
+
+        assertThat(mController.getAvailabilityStatus()).isEqualTo(
+                BasePreferenceController.UNSUPPORTED_ON_DEVICE);
+    }
 }