1 files changed, 2 insertions, 1 deletions
diff --git a/common.mk b/common.mk
index a113a8557e..dc1a8a32f4 100644
--- a/common.mk
+++ b/common.mk
@@ -707,7 +707,8 @@ cont.$(OBJEXT): {$(VPATH)}cont.c $(RUBY_H_INCLUDES) \
   {$(VPATH)}debug.h {$(VPATH)}internal.h
 time.$(OBJEXT): {$(VPATH)}time.c $(RUBY_H_INCLUDES) \
   $(ENCODING_H_INCLUDES) {$(VPATH)}timev.h {$(VPATH)}internal.h
-util.$(OBJEXT): {$(VPATH)}util.c $(RUBY_H_INCLUDES) {$(VPATH)}util.h
+util.$(OBJEXT): {$(VPATH)}util.c $(RUBY_H_INCLUDES) {$(VPATH)}util.h \
+  {$(VPATH)}internal.h
 variable.$(OBJEXT): {$(VPATH)}variable.c $(RUBY_H_INCLUDES) \
   {$(VPATH)}node.h {$(VPATH)}util.h {$(VPATH)}encoding.h \
   {$(VPATH)}oniguruma.h {$(VPATH)}internal.h {$(VPATH)}constant.h