diff --git a/src/syscalls/ids.rs b/src/syscalls/ids.rs
index 3357b38..d28ecf7 100644
--- a/src/syscalls/ids.rs
+++ b/src/syscalls/ids.rs
@@ -1,3 +1,3 @@
 pub type SyscallId = u64;
 
-pub const EXIT_ID: u64 = 0;
+pub const EXIT_ID: SyscallId = 0;