diff --git a/code/userprog/consoledriver.cc b/code/userprog/consoledriver.cc
index 5386d0f..dd4aec4 100644
--- a/code/userprog/consoledriver.cc
+++ b/code/userprog/consoledriver.cc
@@ -4,8 +4,6 @@
 #include "consoledriver.h"
 #include "synch.h"
 
-#define STRINGBUFFER 8 
-
 static Semaphore *readAvail;
 static Semaphore *writeDone;