diff --git a/src/main/java/com/android/tools/r8/ir/desugar/InterfaceProcessor.java b/src/main/java/com/android/tools/r8/ir/desugar/InterfaceProcessor.java
index 772d74c..66cd7d9 100644
--- a/src/main/java/com/android/tools/r8/ir/desugar/InterfaceProcessor.java
+++ b/src/main/java/com/android/tools/r8/ir/desugar/InterfaceProcessor.java
@@ -121,6 +121,8 @@
     companionClassFlags.unsetInterface();
     companionClassFlags.setFinal();
     companionClassFlags.setSynthetic();
+    // Companion class must be public so moved methods can be called from anywhere.
+    companionClassFlags.setPublic();
 
     // Create companion class.
     DexType companionClassType = rewriter.getCompanionClassType(iface.type);
diff --git a/src/test/examplesAndroidN/interfacemethods/DefaultMethods.java b/src/test/examplesAndroidN/interfacemethods/DefaultMethods.java
index ef49f4e..25e3fea 100644
--- a/src/test/examplesAndroidN/interfacemethods/DefaultMethods.java
+++ b/src/test/examplesAndroidN/interfacemethods/DefaultMethods.java
@@ -4,6 +4,8 @@
 
 package interfacemethods;
 
+import interfacemethods.p1.I4;
+
 public class DefaultMethods {
 
   interface I3 {
@@ -22,8 +24,12 @@
   static class C4 extends C3 implements I3 {
   }
 
+  static class C5 implements I4 {
+  }
+
   public static void main(String[] args) {
     new C2().d1();
     System.out.println(new C4().getValue());
+    new C5().dump();
   }
 }
diff --git a/src/test/examplesAndroidN/interfacemethods/p1/I3.java b/src/test/examplesAndroidN/interfacemethods/p1/I3.java
new file mode 100644
index 0000000..f956279
--- /dev/null
+++ b/src/test/examplesAndroidN/interfacemethods/p1/I3.java
@@ -0,0 +1,12 @@
+// Copyright (c) 2017, the R8 project authors. Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+package interfacemethods.p1;
+
+interface I3 {
+
+  default void dump() {
+    System.out.println("I3");
+  }
+}
diff --git a/src/test/examplesAndroidN/interfacemethods/p1/I4.java b/src/test/examplesAndroidN/interfacemethods/p1/I4.java
new file mode 100644
index 0000000..1bb946b
--- /dev/null
+++ b/src/test/examplesAndroidN/interfacemethods/p1/I4.java
@@ -0,0 +1,8 @@
+// Copyright (c) 2017, the R8 project authors. Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+package interfacemethods.p1;
+
+public interface I4 extends I3 {
+}