diff --git a/camera/include/camera/camera2/SessionConfiguration.h b/camera/include/camera/camera2/SessionConfiguration.h
index 29913f6..73fafb4 100644
--- a/camera/include/camera/camera2/SessionConfiguration.h
+++ b/camera/include/camera/camera2/SessionConfiguration.h
@@ -17,6 +17,8 @@
 #ifndef ANDROID_HARDWARE_CAMERA2_SESSIONCONFIGURATION_H
 #define ANDROID_HARDWARE_CAMERA2_SESSIONCONFIGURATION_H
 
+#include "OutputConfiguration.h"
+
 #include <binder/Parcelable.h>
 
 namespace android {
@@ -25,8 +27,6 @@
 namespace camera2 {
 namespace params {
 
-class OutputConfiguration;
-
 class SessionConfiguration : public android::Parcelable {
 public: