diff --git a/Cargo.toml b/Cargo.toml
index 99ec43528..b3bd3ce8e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,6 +8,10 @@ members = [
     "permissive-json-pointer",
 ]
 
+[profile.release]
+codegen-units = 1
+lto = "thin"
+
 [profile.dev.package.flate2]
 opt-level = 3