diff --git a/src/main.rs b/src/main.rs
index 8c1448a2..8c1259b2 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -7,6 +7,7 @@
 //! can be used in distributed mode by connecting to a distributed [TiKV](https://tikv.org)
 //! key-value store.
 
+#![deny(clippy::mem_forget)]
 #![forbid(unsafe_code)]
 
 #[macro_use]