diff --git a/include/ui/FrameStats.h b/include/ui/FrameStats.h
index 5fdf94d92..6bfe635c7 100644
--- a/include/ui/FrameStats.h
+++ b/include/ui/FrameStats.h
@@ -25,6 +25,7 @@ namespace android {
 
 class FrameStats : public LightFlattenable<FrameStats> {
 public:
+    FrameStats() : refreshPeriodNano(0) {};
 
     /*
      * Approximate refresh time, in nanoseconds.