diff --git a/src/header/regex/cbindgen.toml b/src/header/regex/cbindgen.toml
index e027cd276b3716c9e94b137f69a3923263a46726..a13c06224dd167b9cce83cc647ab65e93c697d25 100644
--- a/src/header/regex/cbindgen.toml
+++ b/src/header/regex/cbindgen.toml
@@ -1,5 +1,5 @@
 sys_includes = ["sys/types.h"]
-include_guard = "_TEMPLATE_H"
+include_guard = "_REGEX_H"
 language = "C"
 style = "Type"
 
diff --git a/src/header/utime/cbindgen.toml b/src/header/utime/cbindgen.toml
index 37ed9f83d800ac126ae9e504d2bae8dead591d60..379382d80430c0957876e529780a45fec7b40b7f 100644
--- a/src/header/utime/cbindgen.toml
+++ b/src/header/utime/cbindgen.toml
@@ -1,5 +1,5 @@
 sys_includes = []
-include_guard = "_TEMPLATE_H"
+include_guard = "_UTIME_H"
 language = "C"
 style = "Tag"