--- a/store-core.cabal
+++ b/store-core.cabal
@@ -34,7 +34,6 @@
       base >=4.7 && <5
     , primitive >=0.6 && < 1.0
     , bytestring >=0.10.4.0 && < 1.0
-    , fail
     , transformers >=0.3.0.0 && < 1.0
     , ghc-prim >=0.3.1.0 && < 1.0
     , text >=1.2.0.4 && < 2.0