diff --git a/common.mk b/common.mk
index 226400bcf5..6120761cf2 100644
--- a/common.mk
+++ b/common.mk
@@ -10020,6 +10020,7 @@ process.$(OBJEXT): {$(VPATH)}backward/2/stdalign.h
 process.$(OBJEXT): {$(VPATH)}backward/2/stdarg.h
 process.$(OBJEXT): {$(VPATH)}config.h
 process.$(OBJEXT): {$(VPATH)}constant.h
+process.$(OBJEXT): {$(VPATH)}debug_counter.h
 process.$(OBJEXT): {$(VPATH)}defines.h
 process.$(OBJEXT): {$(VPATH)}dln.h
 process.$(OBJEXT): {$(VPATH)}encoding.h
diff --git a/mjit.c b/mjit.c
index e06ac08252..b7240243f0 100644
--- a/mjit.c
+++ b/mjit.c
@@ -11,10 +11,9 @@
 
 // To share variables privately, include mjit_worker.c instead of linking.
 
-#include "ruby/internal/config.h"
-
 #if USE_MJIT
 
+#include "ruby/internal/config.h"
 #include "constant.h"
 #include "id_table.h"
 #include "internal.h"
diff --git a/mjit.h b/mjit.h
index 21767a67fc..63cd1d44e5 100644
--- a/mjit.h
+++ b/mjit.h
@@ -10,12 +10,12 @@
 
 #include "ruby/internal/config.h"
 #include "ruby/internal/stdbool.h"
+#include "vm_core.h"
 
 # if USE_MJIT
 
 #include "debug_counter.h"
 #include "ruby.h"
-#include "vm_core.h"
 
 // Special address values of a function generated from the
 // corresponding iseq by MJIT: