diff --git a/async-raft/Cargo.toml b/async-raft/Cargo.toml
index 5760dc243..6ff5a1ba1 100644
--- a/async-raft/Cargo.toml
+++ b/async-raft/Cargo.toml
@@ -31,7 +31,7 @@ tracing-futures = "0.2.4"
 [dev-dependencies]
 maplit = "1.0.2"
 memstore = { version="0.2.0", path="../memstore" }
-pretty_assertions = "0.7.2"
+pretty_assertions = "1.0.0"
 tracing-subscriber = "0.2.10"
 
 [features]