diff --git a/runtime/gdev/rust-toolchain.toml b/runtime/gdev/rust-toolchain.toml
new file mode 100644
index 0000000000000000000000000000000000000000..fa362ca169c2bf6d361fb581422be0e96be36350
--- /dev/null
+++ b/runtime/gdev/rust-toolchain.toml
@@ -0,0 +1,3 @@
+[toolchain]
+channel = "1.77.0"
+components = [ "rust-std", "rust-src" ]