diff --git a/Cargo.toml b/Cargo.toml
index 5f3a5cf99..4c10900c3 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -48,6 +48,7 @@ smallvec = { version = "1.1.0", features = ["serde", ] }
 
 [profile.release]
 lto = true
+opt-level = "z"
 debug = false
 
 [workspace]