diff --git a/Cargo.toml b/Cargo.toml
index 0f95b06..37b4637 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -39,7 +39,7 @@ anyhow = "1.0.35"
 base64 = "0.13.0"
 bincode = "1"
 chacha20poly1305 = "0.7.1"
-criterion = "0.3.3"
+criterion = "=0.3.4"
 hex = "0.4.2"
 lazy_static = "1.4.0"
 serde_json = "1.0.60"