Towards State monad

1 files changed, 1 insertions, 1 deletions

diff --git a/Main.hs b/Main.hs
index 1c79c07..5b3d6bc 100644
--- a/Main.hs
+++ b/Main.hs
@@ -15,7 +15,7 @@
 -- You should have received a copy of the GNU General Public License
 -- along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-module Main where
+module Main (main) where
 
 import System.Environment
 import System.Exit