diff --git a/src/TimerRecordDialog.cpp b/src/TimerRecordDialog.cpp
index cca796bde..8bd138cd8 100644
--- a/src/TimerRecordDialog.cpp
+++ b/src/TimerRecordDialog.cpp
@@ -85,7 +85,7 @@ enum {
 const int kSlowTimerInterval = 1000; // ms
 
 // This timer interval is used in some busy-wait loops and is much shorter.
-const int kTimerInterval = 50; // ms
+// const int kTimerInterval = 50; // ms
 
 static double wxDateTime_to_AudacityTime(wxDateTime& dateTime)
 {
diff --git a/src/TrackPanelCell.h b/src/TrackPanelCell.h
index 46540cbc8..cc0586d14 100644
--- a/src/TrackPanelCell.h
+++ b/src/TrackPanelCell.h
@@ -136,4 +136,7 @@ public:
        AudacityProject *project);
 };
 
+// Unnecessary #include to indicate otherwise hidden link dependencies
+#include "TrackPanel.h"
+
 #endif
diff --git a/src/TrackPanelDrawable.h b/src/TrackPanelDrawable.h
index 7d5d84998..ca99c5ec4 100644
--- a/src/TrackPanelDrawable.h
+++ b/src/TrackPanelDrawable.h
@@ -51,4 +51,7 @@ public:
    }
 };
 
+// Unnecessary #include to indicate otherwise hidden link dependencies
+#include "TrackPanel.h"
+
 #endif