diff --git a/preamble.cabal b/preamble.cabal
--- a/preamble.cabal
+++ b/preamble.cabal
@@ -1,61 +1,67 @@
-name:                  preamble
-version:               0.0.40
-synopsis:              Yet another prelude.
-description:           A prelude built on basic-prelude.
-homepage:              https://github.com/swift-nav/preamble
-license:               MIT
-license-file:          LICENSE
-author:                Swift Navigation Inc.
-maintainer:            Mark Fine <dev@swiftnav.com>
-copyright:             Copyright (C) 2016 Swift Navigation, Inc.
-category:              Prelude
-build-type:            Simple
-cabal-version:         >= 1.22
+name: preamble
+version: 0.0.41
+cabal-version: >=1.22
+build-type: Simple
+license: MIT
+license-file: LICENSE
+copyright: Copyright (C) 2016 Swift Navigation, Inc.
+maintainer: Mark Fine <dev@swiftnav.com>
+homepage: https://github.com/swift-nav/preamble
+synopsis: Yet another prelude.
+description:
+    A prelude built on basic-prelude.
+category: Prelude
+author: Swift Navigation Inc.
 
+source-repository head
+    type: git
+    location: git@github.com:swift-nav/preamble.git
+
 library
-  hs-source-dirs:      src
-  exposed-modules:     Preamble
-  other-modules:       Preamble.Aeson
-                     , Preamble.Ctx
-                     , Preamble.Lens
-                     , Preamble.Prelude
-                     , Preamble.Stats
-                     , Preamble.Trace
-                     , Preamble.Types
-                     , Preamble.Types.Alias
-                     , Preamble.Types.Ctx
-                     , Preamble.Types.Orphan
-                     , Preamble.Types.Trans
-  default-language:    Haskell2010
-  ghc-options:         -Wall
-  build-depends:       MonadRandom          >= 0.4.2
-                     , aeson                >= 0.11
-                     , base                 >= 4.8    && < 5
-                     , basic-prelude        >= 0.5.2
-                     , exceptions           >= 0.8.2
-                     , fast-logger          >= 2.4
-                     , lens                 >= 4.13
-                     , monad-control        >= 1.0
-                     , monad-logger         >= 0.3.17
-                     , mtl                  >= 2.2.1
-                     , network              >= 2.6.2
-                     , resourcet            >= 1.1.7
-                     , safe                 >= 0.3.9
-                     , template-haskell     >= 2.10
-                     , text                 >= 1.2.2
-                     , text-manipulate      >= 0.2
-                     , time                 >= 1.5
-                     , transformers-base    >= 0.4.4
-                     , unordered-containers >= 0.2.5
-                     , uuid                 >= 1.3.11
+    exposed-modules:
+        Preamble
+    build-depends:
+        MonadRandom >=0.4.2.3,
+        aeson >=0.9.0.1,
+        base >=4.8 && <5,
+        basic-prelude >=0.5.2,
+        exceptions >=0.8.2.1,
+        fast-logger >=2.4.6,
+        lens >=4.13,
+        monad-control >=1.0.1.0,
+        monad-logger >=0.3.18,
+        mtl >=2.2.1,
+        network >=2.6.2.1,
+        resourcet >=1.1.7.4,
+        safe >=0.3.9,
+        template-haskell >=2.10.0.0,
+        text >=1.2.2.1,
+        text-manipulate >=0.2.0.1,
+        time >=1.5.0.1,
+        transformers-base >=0.4.4,
+        unordered-containers >=0.2.5.1,
+        uuid >=1.3.12
+    default-language: Haskell2010
+    hs-source-dirs: src
+    other-modules:
+        Preamble.Aeson
+        Preamble.Ctx
+        Preamble.Lens
+        Preamble.Prelude
+        Preamble.Stats
+        Preamble.Trace
+        Preamble.Types
+        Preamble.Types.Alias
+        Preamble.Types.Ctx
+        Preamble.Types.Orphan
+        Preamble.Types.Trans
+    ghc-options: -Wall
 
 executable shake-preamble
-  main-is:             Shakefile.hs
-  ghc-options:         -threaded -rtsopts -with-rtsopts=-N -Wall
-  build-depends:       base
-                     , shakers
-  default-language:    Haskell2010
+    main-is: Shakefile.hs
+    build-depends:
+        base >=4.8.2.0,
+        shakers >=0.0.23
+    default-language: Haskell2010
+    ghc-options: -threaded -rtsopts -with-rtsopts=-N -Wall
 
-source-repository head
-  type:                git
-  location:            git@github.com:swift-nav/preamble.git
