diff --git a/wstunnel.cabal b/wstunnel.cabal
index dea782d..112d2e4 100644
--- a/wstunnel.cabal
+++ b/wstunnel.cabal
@@ -40,9 +40,8 @@ executable wstunnel
   main-is:             Main.hs
   default-extensions:  NoImplicitPrelude, ScopedTypeVariables, BangPatterns, RecordWildCards
   ghc-options:         -threaded
-                       -rtsopts
-                       "-with-rtsopts=-N"
-                       -g
+                       -O3
+                       -rtsopts "-with-rtsopts=-N"
   build-depends:       base
                      , bytestring
                      , classy-prelude