diff --git a/Cargo.toml b/Cargo.toml
index 5a32717..a245e89 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -42,12 +42,13 @@ package = "smithay-client-toolkit"
 # rev = "c583de8"
 
 [profile.dev]
-opt-level = "s"
+opt-level = 3
 lto = "off"
 
 [profile.release]
-opt-level = "s"
+opt-level = 3
 lto = "thin"
+panic = "abort"
 
 [profile.release-with-debug]
 inherits = "release"