1 files changed, 1 insertions, 0 deletions
diff --git a/common.mk b/common.mk
index b0a4a96499..1a3e463ef0 100644
--- a/common.mk
+++ b/common.mk
@@ -1532,6 +1532,7 @@ hash.$(OBJEXT): {$(VPATH)}oniguruma.h
 hash.$(OBJEXT): {$(VPATH)}probes.h
 hash.$(OBJEXT): {$(VPATH)}st.h
 hash.$(OBJEXT): {$(VPATH)}subst.h
+hash.$(OBJEXT): {$(VPATH)}symbol.h
 hash.$(OBJEXT): {$(VPATH)}util.h
 hash.$(OBJEXT): {$(VPATH)}vm_opts.h
 inits.$(OBJEXT): $(hdrdir)/ruby/ruby.h