diff --git a/src/header/utime/cbindgen.toml b/src/header/utime/cbindgen.toml
index e4e125542a..f09f3754ea 100644
--- a/src/header/utime/cbindgen.toml
+++ b/src/header/utime/cbindgen.toml
@@ -1,4 +1,4 @@
-sys_includes = []
+sys_includes = ["sys/types.h"]
 include_guard = "_RELIBC_UTIME_H"
 language = "C"
 style = "Tag"