1 files changed, 1 insertions, 0 deletions
diff --git a/src/vm.c b/src/vm.c
index 3ea594250..17d506a34 100644
--- a/src/vm.c
+++ b/src/vm.c
@@ -24,6 +24,7 @@
 #include "value_array.h"
 #include <mruby/throw.h>
 #include <mruby/dump.h>
+#include <mruby/presym.h>
 
 #ifdef MRB_NO_STDIO
 #if defined(__cplusplus)