diff --git a/intel-powermon.cabal b/intel-powermon.cabal
--- a/intel-powermon.cabal
+++ b/intel-powermon.cabal
@@ -1,7 +1,10 @@
 cabal-version:       2.2
 name:                intel-powermon
-version:             0
+-- semver
+version:             0.0.1
 synopsis:            Poll modern Intel/AMD CPU power consumption on Linux via RAPL.
+description:         Poll modern Intel/AMD CPU power consumption on Linux via RAPL.
+category:            CLI, Linux
 license:             AGPL-3.0-only
 author:              Sergey Alirzaev
 maintainer:          zl29ah@gmail.com
@@ -15,7 +18,7 @@
   ghc-options:         -W -fno-warn-tabs -O2 -Werror=missing-fields -threaded -rtsopts "-with-rtsopts -N -qg"
   build-depends:       base >= 4.9 && < 5,
                        streaming ^>= 0.2.3.0,
-                       unix ^>= 2.7.2.2,
+                       unix >= 2.7.2.2 && < 2.9,
                        posix-timer ^>= 0.3.0.1,
   default-language:    Haskell2010