diff --git a/java/com/android/dialer/duo/Duo.java b/java/com/android/dialer/duo/Duo.java
index ff694c0..9012dee 100644
--- a/java/com/android/dialer/duo/Duo.java
+++ b/java/com/android/dialer/duo/Duo.java
@@ -27,9 +27,10 @@
 import com.google.common.base.Optional;
 import java.util.List;
 
+/** Interface for Duo video call integration. */
 public interface Duo {
 
-  boolean isEnabled();
+  boolean isEnabled(@NonNull Context context);
 
   /**
    * @return true if Duo is installed and the user has gone through the set-up flow confirming their
diff --git a/java/com/android/dialer/duo/stub/DuoStub.java b/java/com/android/dialer/duo/stub/DuoStub.java
index 7cc8f78..628d6dc 100644
--- a/java/com/android/dialer/duo/stub/DuoStub.java
+++ b/java/com/android/dialer/duo/stub/DuoStub.java
@@ -36,7 +36,7 @@
   public DuoStub() {}
 
   @Override
-  public boolean isEnabled() {
+  public boolean isEnabled(@NonNull Context context) {
     return false;
   }