diff --git a/ms_main_driver.c b/ms_main_driver.c
index 04570da..3a4eea9 100644
--- a/ms_main_driver.c
+++ b/ms_main_driver.c
@@ -12,6 +12,7 @@
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h> 
+#include <gc.h>
 
 #include "ms_game.h"
 #include "ms_visualizer.h"
@@ -38,6 +39,7 @@ void ui_branch(GameMode mode);
  */
 int main(int argc, char *argv[])
 {
+	GC_INIT();
 	GameMode mode = BEGINNER;
 	/* can be surrounded with a loop to restart the game in a different mode */
 	mode = ui_prompt_for_mode();