diff --git a/src/header/sys_eventfd/cbindgen.toml b/src/header/sys_eventfd/cbindgen.toml
new file mode 100644
index 00000000..a1b2c3d4
--- /dev/null
+++ b/src/header/sys_eventfd/cbindgen.toml
@@ -0,0 +1,11 @@
+sys_includes = ["stdint.h"]
+after_includes = """
+typedef uint64_t eventfd_t;
+"""
+include_guard = "_SYS_EVENTFD_H"
+language = "C"
+style = "Tag"
+no_includes = true
+cpp_compat = true
+[enum]
+prefix_with_name = true