diff --git a/Cargo.toml b/Cargo.toml
index 397eb965..6d4ea05e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -226,9 +226,15 @@ keccak = { git = "https://github.com/logos-blockchain/sponges", rev = "3a56e9977
 [profile.dev]
 debug = "line-tables-only"
 
+[profile.dev.package."*"]
+opt-level = 3
+
 [profile.test]
 debug = "line-tables-only"
 
+[profile.test.package."*"]
+opt-level = 3
+
 [workspace.lints.rust]
 warnings = "deny"