diff --git a/toolchain/musl/include/sys/glibc-types.h b/toolchain/musl/include/sys/glibc-types.h
index baa7eb5db0..fa0684ced2 100644
--- a/toolchain/musl/include/sys/glibc-types.h
+++ b/toolchain/musl/include/sys/glibc-types.h
@@ -29,4 +29,7 @@ __extension__ typedef unsigned long long int __uint64_t;
 typedef char *__caddr_t;
 #define __locale_t locale_t
 
+#define __gid_t gid_t
+#define __uid_t uid_t
+
 #endif