diff --git a/Cargo.toml b/Cargo.toml
index 4571787..240f3f5 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -31,9 +31,8 @@ mlua = { version = "0.9.8", features = [
     "vendored",
     "send",
 ], optional = true }
-magnus = { version = "0.7.1", optional = true, features = ["embed", "rb-sys"] }
+magnus = { version = "0.7.1", optional = true, features = ["embed"] }
 crossbeam-channel = "0.5.15"
-rb-sys = "0.9.114"
 
 [[example]]
 name = "call_function_from_rust_rhai"