diff -r 7a31a292fa84 -r 8bd973ab9c9c gameServer/hedgewars-server.cabal
--- a/gameServer/hedgewars-server.cabal	Sun Aug 19 09:54:46 2018 -0400
+++ b/gameServer/hedgewars-server.cabal	Mon Aug 20 22:38:14 2018 +0200
@@ -33,7 +33,7 @@
     utf8-string,
     SHA,
     entropy,
-    zlib >= 0.5.3 && < 0.6,
+    zlib >= 0.5.3 && < 0.7,
     regex-tdfa,
     binary >= 0.8.5.1,
     yaml >= 0.8.30,
@@ -44,3 +44,29 @@
     build-depends: unix
 
   ghc-options: -O2
+
+Executable checker
+  main-is: OfficialServer/checker.hs
+
+  default-language:    Haskell2010
+
+  Build-depends:
+    base >= 4.8,
+    containers,
+    vector,
+    bytestring,
+    network >= 2.3,
+    mtl >= 2,
+    sandi,
+    hslogger,
+    process,
+    ConfigFile,
+    directory
+
+  if !os(windows)
+    build-depends: unix
+
+  ghc-options: -O2
+
+
+