diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,3 +1,7 @@
+## 1.1.0
+
+* Added `pcSkipBuild`
+
 ## 1.0.1
 
 * Added `STNightly2`
diff --git a/Stackage/Types.hs b/Stackage/Types.hs
--- a/Stackage/Types.hs
+++ b/Stackage/Types.hs
@@ -214,6 +214,10 @@
     , pcBuildBenchmarks  :: Bool
     , pcFlagOverrides    :: Map FlagName Bool
     , pcEnableLibProfile :: Bool
+    , pcSkipBuild        :: Bool
+    -- ^ Don't even bother building this library, useful when dealing with
+    -- OS-specific packages. See:
+    -- https://github.com/fpco/stackage-curator/issues/3
     }
     deriving (Show, Eq)
 instance ToJSON PackageConstraints where
@@ -224,6 +228,7 @@
         , "build-benchmarks" .= pcBuildBenchmarks
         , "flags" .= Map.mapKeysWith const unFlagName pcFlagOverrides
         , "library-profiling" .= pcEnableLibProfile
+        , "skip-build" .= pcSkipBuild
         ]
       where
         addMaintainer = maybe id (\m -> (("maintainer" .= m):)) pcMaintainer
@@ -237,6 +242,7 @@
         pcFlagOverrides <- Map.mapKeysWith const mkFlagName <$> o .: "flags"
         pcMaintainer <- o .:? "maintainer"
         pcEnableLibProfile <- fmap (fromMaybe True) (o .:? "library-profiling")
+        pcSkipBuild <- o .:? "skip-build" .!= False
         return PackageConstraints {..}
 
 data TestState = ExpectSuccess
diff --git a/stackage-types.cabal b/stackage-types.cabal
--- a/stackage-types.cabal
+++ b/stackage-types.cabal
@@ -1,5 +1,5 @@
 name:                stackage-types
-version:             1.0.1.1
+version:             1.1.0
 synopsis:            Shared data types between various Stackage packages
 description:         For more information, see <https://www.stackage.org/package/stackage-types>
 homepage:            https://github.com/fpco/stackage-types