diff --git a/relational-join/src/Database/Relational/Query/Join.hs b/relational-join/src/Database/Relational/Query/Join.hs
index a09b7551..bed09cd9 100644
--- a/relational-join/src/Database/Relational/Query/Join.hs
+++ b/relational-join/src/Database/Relational/Query/Join.hs
@@ -24,7 +24,6 @@ import qualified Database.Relational.Query.AliasId as AliasId
 import Database.Relational.Query.Table (Table)
 
 import Database.Relational.Query.Expr (Expr, showExpr)
-import qualified Database.Relational.Query.Expr as Expr
 
 import Database.Relational.Query.Product
   (QueryProduct, JoinAttr(Inner, Outer), growProduct, restrictProduct)