diff --git a/files/rustc/gcc.toml b/files/rustc/gcc.toml
new file mode 100644
index 0000000..eabbbf3
--- /dev/null
+++ b/files/rustc/gcc.toml
@@ -0,0 +1,5 @@
+[[files]]
+name = "rustc/gcc/gmp-6.3.0.tar.bz2"
+source = "https://gmplib.org/download/gmp/gmp-6.3.0.tar.xz"
+sha256 = "a3c2b80201b89e68616f4ad30bc66aee4927c3ce50e33929ca819d5c43538898"
+license = "GNU General Public License"