diff --git a/Cargo.toml b/Cargo.toml
index 92844a2..31b6616 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -38,7 +38,7 @@ serde_derive = "1"
 bufstream = "~0.1"
 bytes = "1.0.1"
 io-enum = "1.0.0"
-lru = "0.6.0"
+lru = "0.7"
 mysql_common = "0.27.2"
 socket2 = "0.4"
 once_cell = "1.7.2"