diff --git a/crates/byondapi-sys/Cargo.toml b/crates/byondapi-sys/Cargo.toml
index e39e663..7939859 100644
--- a/crates/byondapi-sys/Cargo.toml
+++ b/crates/byondapi-sys/Cargo.toml
@@ -21,8 +21,6 @@ libloading = "0.8"
 
 [build-dependencies]
 bindgen = "0.69"
-rustc_version = "0.4"
-walkdir = "2"
 doxygen-rs = "0.4"
 
 [features]