diff --git a/.cargo/config.toml b/.cargo/config.toml
index 018fa32046..421e48d61a 100644
--- a/.cargo/config.toml
+++ b/.cargo/config.toml
@@ -1,2 +1,2 @@
 [build]
-rustflags = ["-Wmissing_debug_implementations"]
+rustflags = ["-Wmissing_debug_implementations", "-Wclippy::unused-async"]