diff --git a/src/header/sys_wait/cbindgen.toml b/src/header/sys_wait/cbindgen.toml
index 6eb7e4776e..6fa330d774 100644
--- a/src/header/sys_wait/cbindgen.toml
+++ b/src/header/sys_wait/cbindgen.toml
@@ -4,9 +4,11 @@
 # - "The <sys/wait.h> header shall define the id_t and pid_t types as described in <sys/types.h>."
 # - "The <sys/wait.h> header shall define the siginfo_t type and the sigval union as described in <signal.h>."
 # - "Inclusion of the <sys/wait.h> header may also make visible all symbols from <signal.h>."
-sys_includes = ["sys/types.h", "signal.h"]
+sys_includes = ["signal.h"]
 include_guard = "_RELIBC_SYS_WAIT_H"
 after_includes = """
+#include <bits/id-t.h>  // for id_t from sys/types.h
+#include <bits/pid-t.h> // for pid_t from sys/types.h
 
 #define WEXITSTATUS(s) (((s) >> 8) & 0xff)
 #define WTERMSIG(s) ((s) & 0x7f)