diff --git a/src/mred/gc2/Makefile.in b/src/mred/gc2/Makefile.in
index f8b086f2dc..3447cc45e3 100644
--- a/src/mred/gc2/Makefile.in
+++ b/src/mred/gc2/Makefile.in
@@ -1405,6 +1405,7 @@ XSRC_EXTRA_DIR_wx_mac = macxsrc
 gen-deps:
 	../../mzscheme/mzscheme@MMM@ -qr "$(srcdir)/gen-deps.ss"
 
+@INCLUDEDEP@ mred.dd
 @INCLUDEDEP@ wb_item.dd
 @INCLUDEDEP@ wb_panel.dd
 @INCLUDEDEP@ wb_timer.dd
diff --git a/src/wxmac/include/mac/wx_timer.h b/src/wxmac/include/mac/wx_timer.h
index 35c2efff4e..f129fa5438 100644
--- a/src/wxmac/include/mac/wx_timer.h
+++ b/src/wxmac/include/mac/wx_timer.h
@@ -28,7 +28,6 @@ class wxTimer: public wxbTimer
  void *context;
  double expiration;
  int one_shot;
- int interval;
  wxTimer *prev, *next;
 #endif
   wxTimer(void *ctx = NULL);