diff --git a/headers/posix/sys/utsname.h b/headers/posix/sys/utsname.h
index f59196e612..43fd413871 100644
--- a/headers/posix/sys/utsname.h
+++ b/headers/posix/sys/utsname.h
@@ -6,7 +6,7 @@
 #define _SYS_UTSNAME_H
 
 
-#define _SYS_NAMELEN 128
+#define _SYS_NAMELEN 32
 
 struct utsname {
 	char sysname[_SYS_NAMELEN];		/* Name of the OS */