diff --git a/include/asm-s390/unistd.h b/include/asm-s390/unistd.h
index a19238c..71d3c21 100644
--- a/include/asm-s390/unistd.h
+++ b/include/asm-s390/unistd.h
@@ -249,8 +249,9 @@
 #define __NR_vmsplice		309
 /* Number 310 is reserved for new sys_move_pages */
 #define __NR_getcpu		311
+#define __NR_epoll_pwait	312
 
-#define NR_syscalls 312
+#define NR_syscalls 313
 
 /* 
  * There are some system calls that are not present on 64 bit, some