diff --git a/.cargo/config.toml b/.cargo/config.toml
new file mode 100644
index 0000000..bff29e6
--- /dev/null
+++ b/.cargo/config.toml
@@ -0,0 +1,2 @@
+[build]
+rustflags = ["--cfg", "tokio_unstable"]
diff --git a/Cargo.toml b/Cargo.toml
index 8dd350d..6ca052f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -3,9 +3,6 @@ name = "nixcp"
 version = "0.1.0"
 edition = "2024"
 
-[build]
-rustflags = ["--cfg", "tokio_unstable"]
-
 [profile.release]
 lto = true
 codegen-units = 1