1 files changed, 1 insertions, 0 deletions
diff --git a/common.mk b/common.mk
index 6b9eacd100..9c8370c0da 100644
--- a/common.mk
+++ b/common.mk
@@ -1637,6 +1637,7 @@ enum.$(OBJEXT): {$(VPATH)}onigmo.h
 enum.$(OBJEXT): {$(VPATH)}oniguruma.h
 enum.$(OBJEXT): {$(VPATH)}st.h
 enum.$(OBJEXT): {$(VPATH)}subst.h
+enum.$(OBJEXT): {$(VPATH)}symbol.h
 enum.$(OBJEXT): {$(VPATH)}util.h
 enumerator.$(OBJEXT): $(hdrdir)/ruby/ruby.h
 enumerator.$(OBJEXT): $(top_srcdir)/include/ruby.h