diff --git a/common.mk b/common.mk
index dde72e30ee..940c477c1c 100644
--- a/common.mk
+++ b/common.mk
@@ -1185,7 +1185,9 @@ compile.$(OBJEXT): $(top_srcdir)/include/ruby.h
 compile.$(OBJEXT): {$(VPATH)}compile.c
 compile.$(OBJEXT): {$(VPATH)}config.h
 compile.$(OBJEXT): {$(VPATH)}defines.h
+compile.$(OBJEXT): {$(VPATH)}encindex.h
 compile.$(OBJEXT): {$(VPATH)}encoding.h
+compile.$(OBJEXT): {$(VPATH)}gc.h
 compile.$(OBJEXT): {$(VPATH)}id.h
 compile.$(OBJEXT): {$(VPATH)}insns.inc
 compile.$(OBJEXT): {$(VPATH)}insns_info.inc
@@ -1198,6 +1200,7 @@ compile.$(OBJEXT): {$(VPATH)}missing.h
 compile.$(OBJEXT): {$(VPATH)}node.h
 compile.$(OBJEXT): {$(VPATH)}oniguruma.h
 compile.$(OBJEXT): {$(VPATH)}optinsn.inc
+compile.$(OBJEXT): {$(VPATH)}re.h
 compile.$(OBJEXT): {$(VPATH)}ruby_atomic.h
 compile.$(OBJEXT): {$(VPATH)}st.h
 compile.$(OBJEXT): {$(VPATH)}subst.h