diff --git a/include/linux/audit.h b/include/linux/audit.h
index f938335af75e32657eada3c910a622106469564a..dcd5395b400d8212451b8726bb4acf5708916650 100644
--- a/include/linux/audit.h
+++ b/include/linux/audit.h
@@ -146,7 +146,7 @@
 /* Rule structure sizes -- if these change, different AUDIT_ADD and
  * AUDIT_LIST commands must be implemented. */
 #define AUDIT_MAX_FIELDS   64
-#define AUDIT_MAX_KEY_LEN  32
+#define AUDIT_MAX_KEY_LEN  256
 #define AUDIT_BITMASK_SIZE 64
 #define AUDIT_WORD(nr) ((__u32)((nr)/32))
 #define AUDIT_BIT(nr)  (1 << ((nr) - AUDIT_WORD(nr)*32))