diff --git a/src/number.rs b/src/number.rs
index 56edbc379b..6b395b0707 100644
--- a/src/number.rs
+++ b/src/number.rs
@@ -58,6 +58,8 @@ pub const SYS_FPATH: usize = SYS_CLASS_FILE | SYS_ARG_MSLICE | 928;
 pub const SYS_FRENAME: usize = SYS_CLASS_FILE | SYS_ARG_PATH | 38;
 pub const SYS_FSTAT: usize = SYS_CLASS_FILE | SYS_ARG_MSLICE | 28;
 pub const SYS_FSYNC: usize = SYS_CLASS_FILE | 118;
+pub const SYS_SYNC: usize = SYS_CLASS_FILE | 119;
+pub const SYS_SYNCFS: usize = SYS_CLASS_FILE | 120;
 
 pub const SYS_CLOCK_GETTIME: usize = 265;
 pub const SYS_FUTEX: usize = 240;