1 files changed, 2 insertions, 1 deletions
diff --git a/common.mk b/common.mk
index a350525a55..72791d9be1 100644
--- a/common.mk
+++ b/common.mk
@@ -621,7 +621,8 @@ encoding.$(OBJEXT): {$(VPATH)}encoding.c $(RUBY_H_INCLUDES) \
   {$(VPATH)}internal.h
 enum.$(OBJEXT): {$(VPATH)}enum.c $(RUBY_H_INCLUDES) {$(VPATH)}node.h \
   {$(VPATH)}util.h $(ID_H_INCLUDES)
-enumerator.$(OBJEXT): {$(VPATH)}enumerator.c $(RUBY_H_INCLUDES)
+enumerator.$(OBJEXT): {$(VPATH)}enumerator.c $(RUBY_H_INCLUDES) \
+  {$(VPATH)}internal.h
 error.$(OBJEXT): {$(VPATH)}error.c {$(VPATH)}known_errors.inc \
   $(RUBY_H_INCLUDES) $(VM_CORE_H_INCLUDES) $(ENCODING_H_INCLUDES) \
   {$(VPATH)}debug.h \