diff --git a/common.mk b/common.mk
index b5b1de712d5aaa..8dd1f1660c9a35 100644
--- a/common.mk
+++ b/common.mk
@@ -20049,6 +20049,7 @@ vm.$(OBJEXT): {$(VPATH)}rubyparser.h
 vm.$(OBJEXT): {$(VPATH)}shape.h
 vm.$(OBJEXT): {$(VPATH)}st.h
 vm.$(OBJEXT): {$(VPATH)}subst.h
+vm.$(OBJEXT): {$(VPATH)}symbol.h
 vm.$(OBJEXT): {$(VPATH)}thread_$(THREAD_MODEL).h
 vm.$(OBJEXT): {$(VPATH)}thread_native.h
 vm.$(OBJEXT): {$(VPATH)}variable.h
diff --git a/vm.c b/vm.c
index 34a1ef52ce3de1..417ab542c8f2ca 100644
--- a/vm.c
+++ b/vm.c
@@ -33,6 +33,7 @@
 #include "internal/variable.h"
 #include "iseq.h"
 #include "rjit.h"
+#include "symbol.h" // This includes a macro for a more performant rb_id2sym.
 #include "yjit.h"
 #include "ruby/st.h"
 #include "ruby/vm.h"