diff --git a/cpumask.h b/cpumask.h
index 8c6606a..001dda3 100644
--- a/cpumask.h
+++ b/cpumask.h
@@ -1,7 +1,7 @@
 #ifndef __LINUX_CPUMASK_H
 #define __LINUX_CPUMASK_H
 
-#define NR_CPUS 256
+#define NR_CPUS 4096
 /*
  * Cpumasks provide a bitmap suitable for representing the
  * set of CPU's in a system, one bit position per CPU number.