diff --git a/include/bits/elf.h b/include/bits/elf.h
deleted file mode 100644
index 930f99ed8f..0000000000
--- a/include/bits/elf.h
+++ /dev/null
@@ -1,40 +0,0 @@
-#ifndef _BITS_ELF_H                                                          
-#define _BITS_ELF_H
-#define ELF32_ST_BIND(val)		(((unsigned char) (val)) >> 4)
-#define ELF32_ST_TYPE(val)		((val) & 0xf)
-#define ELF32_ST_INFO(bind, type)	(((bind) << 4) + ((type) & 0xf))
-
-#define ELF64_ST_BIND(val)		ELF32_ST_BIND (val)
-#define ELF64_ST_TYPE(val)		ELF32_ST_TYPE (val)
-#define ELF64_ST_INFO(bind, type)	ELF32_ST_INFO ((bind), (type))
-
-
-#define ELF32_ST_VISIBILITY(o)	((o) & 0x03)
-#define ELF64_ST_VISIBILITY(o)	ELF32_ST_VISIBILITY (o)
-
-#define ELF32_R_SYM(val)		((val) >> 8)
-#define ELF32_R_TYPE(val)		((val) & 0xff)
-#define ELF32_R_INFO(sym, type)		(((sym) << 8) + ((type) & 0xff))
-
-#define ELF64_R_SYM(i)			((i) >> 32)
-#define ELF64_R_TYPE(i)			((i) & 0xffffffff)
-#define ELF64_R_INFO(sym,type)		((((Elf64_Xword) (sym)) << 32) + (type))
-
-#define DT_VALRNGHI	0x6ffffdff
-#define DT_VALTAGIDX(tag)	(DT_VALRNGHI - (tag))
-
-#define DT_ADDRRNGHI	0x6ffffeff
-#define DT_ADDRTAGIDX(tag)	(DT_ADDRRNGHI - (tag))
-
-#define	DT_VERNEEDNUM	0x6fffffff
-#define DT_VERSIONTAGIDX(tag)	(DT_VERNEEDNUM - (tag))
-
-#define ELF32_M_SYM(info)	((info) >> 8)
-#define ELF32_M_SIZE(info)	((unsigned char) (info))
-#define ELF32_M_INFO(sym, size)	(((sym) << 8) + (unsigned char) (size))
-
-#define ELF64_M_SYM(info)	ELF32_M_SYM (info)
-#define ELF64_M_SIZE(info)	ELF32_M_SIZE (info)
-#define ELF64_M_INFO(sym, size)	ELF32_M_INFO (sym, size)
-
-#endif /* ifdef _BITS_ELF_H*/
diff --git a/src/header/elf/cbindgen.toml b/src/header/elf/cbindgen.toml
index 0d441b5243..cf53dfec97 100644
--- a/src/header/elf/cbindgen.toml
+++ b/src/header/elf/cbindgen.toml
@@ -1,4 +1,41 @@
-sys_includes = ["bits/elf.h"]
+after_includes = """
+#define ELF32_ST_BIND(val)      (((unsigned char) (val)) >> 4)
+#define ELF32_ST_TYPE(val)      ((val) & 0xf)
+#define ELF32_ST_INFO(bind, type)   (((bind) << 4) + ((type) & 0xf))
+
+#define ELF64_ST_BIND(val)      ELF32_ST_BIND (val)
+#define ELF64_ST_TYPE(val)      ELF32_ST_TYPE (val)
+#define ELF64_ST_INFO(bind, type)   ELF32_ST_INFO ((bind), (type))
+
+
+#define ELF32_ST_VISIBILITY(o)  ((o) & 0x03)
+#define ELF64_ST_VISIBILITY(o)  ELF32_ST_VISIBILITY (o)
+
+#define ELF32_R_SYM(val)        ((val) >> 8)
+#define ELF32_R_TYPE(val)       ((val) & 0xff)
+#define ELF32_R_INFO(sym, type)     (((sym) << 8) + ((type) & 0xff))
+
+#define ELF64_R_SYM(i)          ((i) >> 32)
+#define ELF64_R_TYPE(i)         ((i) & 0xffffffff)
+#define ELF64_R_INFO(sym,type)      ((((Elf64_Xword) (sym)) << 32) + (type))
+
+#define DT_VALRNGHI 0x6ffffdff
+#define DT_VALTAGIDX(tag)   (DT_VALRNGHI - (tag))
+
+#define DT_ADDRRNGHI    0x6ffffeff
+#define DT_ADDRTAGIDX(tag)  (DT_ADDRRNGHI - (tag))
+
+#define DT_VERNEEDNUM   0x6fffffff
+#define DT_VERSIONTAGIDX(tag)   (DT_VERNEEDNUM - (tag))
+
+#define ELF32_M_SYM(info)   ((info) >> 8)
+#define ELF32_M_SIZE(info)  ((unsigned char) (info))
+#define ELF32_M_INFO(sym, size) (((sym) << 8) + (unsigned char) (size))
+
+#define ELF64_M_SYM(info)   ELF32_M_SYM (info)
+#define ELF64_M_SIZE(info)  ELF32_M_SIZE (info)
+#define ELF64_M_INFO(sym, size) ELF32_M_INFO (sym, size)
+"""
 include_guard = "_ELF_H"
 language = "C"
 style = "Tag"