1 files changed, 2 insertions, 0 deletions
diff --git a/unix.cabal b/unix.cabal
index f39d46f..835bf1c 100644
--- a/unix.cabal
+++ b/unix.cabal
@@ -117,6 +117,8 @@ library
         System.Posix.Process.Common
         System.Posix.Terminal.Common
 
+    ghc-options: -Wall
+
     include-dirs: 	include
     includes:       HsUnix.h execvpe.h
     install-includes: