diff --git a/common/dynamic_partition_control_interface.h b/common/dynamic_partition_control_interface.h
index 7c2d0b0..f47958d 100644
--- a/common/dynamic_partition_control_interface.h
+++ b/common/dynamic_partition_control_interface.h
@@ -26,6 +26,7 @@
 #include "update_engine/common/action.h"
 #include "update_engine/common/cleanup_previous_update_action_delegate.h"
 #include "update_engine/common/error_code.h"
+#include "update_engine/common/prefs_interface.h"
 #include "update_engine/update_metadata.pb.h"
 
 namespace chromeos_update_engine {
@@ -42,7 +43,6 @@
 };
 
 class BootControlInterface;
-class PrefsInterface;
 
 class DynamicPartitionControlInterface {
  public: