diff --git a/third_party/expat/include/expat_config/expat_config.h b/third_party/expat/include/expat_config/expat_config.h
index bc83d399214ed..81d6af75a6467 100644
--- a/third_party/expat/include/expat_config/expat_config.h
+++ b/third_party/expat/include/expat_config/expat_config.h
@@ -14,7 +14,7 @@
/* #undef HAVE_ARC4RANDOM */
/* Define to 1 if you have the `arc4random_buf' function. */
-#define HAVE_ARC4RANDOM_BUF 1
+/* #define HAVE_ARC4RANDOM_BUF 1 */
/* define if the compiler supports basic C++11 syntax */
#define HAVE_CXX11 1
@@ -29,7 +29,7 @@
#define HAVE_GETPAGESIZE 1
/* Define to 1 if you have the `getrandom' function. */
-#define HAVE_GETRANDOM 1
+/* #define HAVE_GETRANDOM 1 */
/* Define to 1 if you have the <inttypes.h> header file. */
#define HAVE_INTTYPES_H 1
@@ -56,7 +56,7 @@
#define HAVE_STRING_H 1
/* Define to 1 if you have `syscall' and `SYS_getrandom'. */
-#define HAVE_SYSCALL_GETRANDOM 1
+/* #define HAVE_SYSCALL_GETRANDOM 1 */
/* Define to 1 if you have the <sys/param.h> header file. */
#define HAVE_SYS_PARAM_H 1