diff --git a/src/Data/Binary/Class.hs b/src/Data/Binary/Class.hs
index 4bf0413c159737427c23d2c6c76866861c64060e..070dfdeff9e9771bc1d3a67ca97ebd00d00ca8a7 100644
--- a/src/Data/Binary/Class.hs
+++ b/src/Data/Binary/Class.hs
@@ -110,7 +110,7 @@ import Numeric.Natural
 
 import qualified Data.Fixed as Fixed
 
-#if MIN_VERSION_base(4,14,0)
+#if __GLASGOW_HASKELL__ >= 811
 import GHC.Exts (Levity(Lifted,Unlifted))
 #endif