diff --git a/src/kiwano/2d/DebugActor.cpp b/src/kiwano/2d/DebugActor.cpp
index 495df54d..114bed2f 100644
--- a/src/kiwano/2d/DebugActor.cpp
+++ b/src/kiwano/2d/DebugActor.cpp
@@ -78,17 +78,17 @@ void DebugActor::OnRender(RenderContext& ctx)
     ctx.SetCurrentBrush(background_brush_);
     ctx.FillRoundedRectangle(GetBounds(), Vec2{ 5.f, 5.f });
     ctx.DrawTextLayout(debug_text_, Point(10, 10));
-}
-
-void DebugActor::OnUpdate(Duration dt)
-{
-    KGE_NOT_USED(dt);
 
     frame_time_.push_back(Time::Now());
     while (frame_time_.back() - frame_time_.front() >= Duration::Second)
     {
         frame_time_.erase(frame_time_.begin());
     }
+}
+
+void DebugActor::OnUpdate(Duration dt)
+{
+    KGE_NOT_USED(dt);
 
     StringStream ss;
 
diff --git a/src/kiwano/2d/DebugActor.h b/src/kiwano/2d/DebugActor.h
index e8d33e2e..16cca51d 100644
--- a/src/kiwano/2d/DebugActor.h
+++ b/src/kiwano/2d/DebugActor.h
@@ -48,10 +48,10 @@ protected:
     bool CheckVisibility(RenderContext& ctx) const override;
 
 private:
-    std::locale  comma_locale_;
-    BrushPtr     background_brush_;
-    TextLayout   debug_text_;
-    Vector<Time> frame_time_;
+    std::locale comma_locale_;
+    BrushPtr    background_brush_;
+    TextLayout  debug_text_;
+    List<Time>  frame_time_;
 };
 
 /** @} */